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Heart-Rate Monitors

(54 matches)
Garmin Edge 520 Bundle
$499.99
Garmin started with the aerodynamic form factor of the popular Edge 500, added in-ride challenges on Strava live segments, color display, connected capabilities and advanced analysis features. The result—Edge 520, the GPS bike computer that’s right-sized for competitive cyclists and packed with the features you crave. The Bundle includes a premium heart rate monitor, speed and cadence sensors, plus standard and extended out-front mounts. Edge 520 compromises nothing when it comes to display — 2.3 inches of high-resolution color. We maximized the display so you get the most live area in relation to the compact size of the 520. You’ll also appreciate the screen clarity in all lighting conditions. The compact, rugged form factor and 15+ hour battery life of Edge 520 make it ideal for off-road adventures. It’s also compatible with GPS/GLONASS satellites, so you benefit from more signal options, wherever your ride takes you. - Offers in-ride challenges through Strava live segments - Reports cycling-specific VO2 max and recovery time when used with power and heart rate - Pairs with compatible ANT+ indoor trainers for data display and control - Tracks Functional Threshold Power (FTP), watts/kg and cycling dynamics when used with Vector or Vector 2 power meters - Connected features (when compared with a compatible phone): automatic uploads, live tracking, smart notifications, send/receive courses, social media sharing, weather
CatEye ANT+ Heart Rate Sensor Kit
$99.99
Get the most out of each workout with CatEye's ANT+ Heart Rate Sensor Kit. It works with any ANT+ compatible cyclo-computer, including CatEye's Stealth EVO+, to provide you with heart rate data as you ride, so you can track how hard each effort is and hone in your training. Attack each ride and celebrate your successes on the bike!
Sigma Sport RC 1209
$199.99
There's no doubt that Sigma's RC 1209 will take your run and swim workouts to the next level. Some awesome features in the RC 1209 are its ability to measure distance, pace in minutes per mile and speed, helping you to quantify your training and reach your target times in races! There's no need to wear a foot pod because the R3 heart rate chest strap collects all the data. An audible alarm sounds if you go above or below a programmable heart rate zone, and it keeps track of total calories burned in an exercise session. And, it's coded so you won't have interference with your training partner's heart rate monitor.
CatEye Strada Digital Heart Rate Sensor Kit
$94.99
Get the most out of each workout with CatEye's Strada Digital Heart Rate Sensor Kit. It works with the Strada Digital Wireless cycle computer to provide you with heart rate data as you ride, so you can track how hard each effort is and hone in your training. Attack each ride and celebrate your successes on the bike!
Topeak PanoBike Speed & Cadence Sensor
$69.99
Topeak's PanoBike Speed & Cadence Sensor turns your smartphone, tablet, or any Bluetooth Smart Ready device into your personal trainer. Install the free PanoBike app, or any other Bluetooth-enabled speed/cadence app, and this water-resistant easy-to-mount sensor will get over 1800 hours of operation at a range up to 30 feet, telling you exactly how fast you're going and how quickly you're pedaling.
CatEye Bluetooth Heart Rate Sensor Kit
$99.99
It transmits your heart rate data through your Bluetooth-compatible Smartphone to your handlebar-mounted CatEye Strada Smart cyclo-computer (sold separately). Download the CatEye Cycling app for iPhone/Android and you’ll get all your ride data, and save your phone battery. Attack each ride and celebrate your successes on the bike!
Sigma Sport PC 26.14
$184.99
Stay in the zone with Sigma's PC 26.14. It tracks your heart rate to help you stay in a pre-selected training zone for maximum results. Your current heart rate is displayed up top, while average, max, and percentage of max heart rate are easily accessible at your fingertips. It even keeps track of how long you have stayed in a heart rate zone. 9 favorite pages make it easy to customize the display so you get the data you need, when you need it. And, the PC 26.14 stores your data so you can compare to previous workouts. Get faster with the PC 26.14!
Lezyne Mini GPS HRSC Loaded
$259.99
Super-compact and lightweight, the Mini GPS HRSC Loaded cycling computer is packed with features comparable to units many times its price. Its extra-sharp display is highly visible for its size, and the device has customizable data fields and pages. It’s Bluetooth Smart compatible and can pair with Bluetooth Smart enabled power meters, as well as the included speed/cadence and heart rate sensors. Furthermore, it can pair with iOS and Android handhelds through the free Lezyne Ally app, which then provides turn-by-turn navigation, live tracking, Strava Live Segments, and phone notifications (email, text and calls) to the Mini GPS. A super-robust battery provides up to 10 hours of runtime, and an optimized GPS recording system tracks all the necessary ride data. Features: - Heart rate sensor included - Speed/cadence sensor with magnets included - High-resolution, easy-to-read screen with backlight - Durable, super-compact composite construction - Optimized GPS data recording system - Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four-button operation - Lithium polymer battery provides up to 12 hours of runtime - Micro USB rechargeable - Stores up to 100 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Weight: 29 grams - Extremely weather resistant - Includes X-Lock Standard Mount
Lezyne Heart Rate Flow Sensor
$69.99
High-performance, comfortable heart rate monitor. Conforms 100% to Bluetooth Smart standards for max compatibility. Durable, lightweight polycarbonate construction with translucent body and LED indicator. Flexible strap made from athletic materials. Replaceable CR2032 coin cell battery optimized for long-lasting use.
Lezyne Micro C GPS HRSC Loaded
$349.99
The Micro C GPS HRSC Loaded cycling computer has a vibrant color screen to enhance your experience while offering an incredible amount of advanced features. When paired over Bluetooth Smart to an iOS or Android handheld through the free Lezyne Ally app, the device offers turn-by-turn navigation, Strava Live Segments, and phone notifications (incoming calls, text messages and emails). Furthermore, the Micro C GPS can simultaneously pair with ANT+ or Bluetooth-enabled power meters, and the included heart rate monitor and speed/cadence sensors. In addition to its pairing prowess, the unit’s data-tracking system is incredibly accurate. When recording, the device combines GPS and GLONASS satellite data with information from an integrated barometer and accelerometer. At a feathery 29 grams, and a battery that can last up to 14 hours, this is the ultimate GPS computer for riders that want all these features in a compact design. Features: - Heart rate sensor included - Speed/cadence sensors with magnets included - High-resolution, easy-to-read screen with backlight - Color display - Durable, super-compact composite construction - Super-accurate, advanced data recording system combines GPS/GLONASS satellites with a barometer and accelerometer - Simultaneous ANT+ and Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four-button operation - Lithium polymer battery provides up to 14 hours of runtime - Micro USB rechargeable - Stores up to 200 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Weight: 29 grams - Extremely weather resistant - Includes X-Lock Standard Mount
CatEye Padrone Smart Triple SPD/CDC/HR CC-PA500B
$279.99
Smart technology meets CatEye's most popular display, the Padrone. Download the free CatEye Cycling app, stash your smartphone away safely in your jersey pocket or saddlebag and hit the road. Use Mirror Mode to get GPS-powered ride data, SMS (Text), call and email alerts from your phone displayed on the Padrone Smart’s screen while your phone is kept safe from the elements in sleep mode, preserving the battery. When carrying a phone isn’t ideal, use Sensor Direct Mode to get speed, cadence, heart rate, and power data directly from Bluetooth Smart wireless sensors. - Includes the ISC-12 bluetooth speed and cadence sensor and the HR-12 bluetooth heart rate sensor kit plus a FlexTight mounting bracket and 3 CR2032 batteries.
Lezyne Super GPS HRSC Loaded
$329.99
The Super GPS HRSC is an advanced cycling computer programmed with the latest technologies and interactive features. At its core, the device offers ultra-reliable ride tracking by combining three forms of measurements: GPS/GLONASS, which tracks the rider; a barometer, which measures atmospheric pressure and balances out elevation; and an accelerometer (detects movement), which cancels out GPS "drift" and saves battery life. Advanced data and training information can be collected when paired to a power meter, as well as the included heart rate monitor and speed/cadence sensors, through the device’s ANT+ and/or Bluetooth Smart connections. Furthermore, when paired to an iOS or Android smartphone, the unit offers many more advanced options. The Super GPS can display incoming text messages, emails and phone calls, along with turn-by-turn navigation and Strava Live Segments, when paired with the free Lezyne Ally app. Additionally, the display can be personalized to show just the basics, or all the bells and whistles, with up to five customizable pages to navigate. And its best-in-class battery has a runtime of up to 24 hours. Features: - Heart rate sensor included - Speed/cadence sensor with magnets included - Large, easy-to-read display with backlight - Durable, compact composite construction - Super-accurate, advanced data recording system combines GPS/Glonass satellites with a barometer and accelerometer - Simultaneous ANT+ and Bluetooth® Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four-button operation - Lithium polymer battery provides up to 24 hours of runtime - Micro USB rechargeable - Stores up to 400 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Extremely weather resistant - Includes X-Lock Standard Mount - Customizable fields and page count
Lezyne Super GPS HR Loaded
$279.99
The Super GPS HR is an advanced cycling computer programmed with the latest technologies and interactive features. At its core, the device offers ultra-reliable ride tracking by combining three forms of measurements: GPS/GLONASS, which tracks the rider; a barometer, which measures atmospheric pressure and balances out elevation; and an accelerometer (detects movement), which cancels out GPS "drift" and saves battery life. Advanced data and training information can be collected when paired to a power meter, the included heart rate monitor, or a speed/cadence sensor through the device’s ANT+ and/or Bluetooth Smart connections. Furthermore, when paired to an iOS or Android smartphone, the unit offers many more advanced options. The Super GPS can display incoming text messages, emails and phone calls, along with turn-by-turn navigation and Strava Live Segments, when paired with the free Lezyne Ally app. Additionally, the display can be personalized to show just the basics, or all the bells and whistles, with up to five customizable pages to navigate. And its best-in-class battery has a runtime of up to 24 hours. Features: - Heart rate sensor included - Large, easy-to-read display with backlight - Durable, compact composite construction - Super-accurate, advanced data recording system combines GPS/Glonass satellites with a barometer and accelerometer - Simultaneous ANT+ and Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four-button operation - Lithium polymer battery provides up to 24 hours of runtime - Micro USB rechargeable - Stores up to 400 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Extremely weather resistant - Includes X-Lock Standard Mount - Customizable fields and page count
Lezyne Macro GPS HR Loaded
$199.99
Featuring a large, sharp display, the Macro GPS HR Loaded is packed with many advanced technologies in an easy-to-use package. The Bluetooth-enabled device can pair through the free Lezyne Ally app to iOS and Android handhelds, in addition to Bluetooth compatible power meters, the included heart rate monitor, and speed/cadence sensors. When connected to a handheld, the Macro GPS provides turn-by-turn navigation, live tracking and Strava Live Segments. Furthermore, the unit has pop-up email, text message, and phone-call notifications. An optimized GPS recording system tracks all important cycling data, and a customizable screen with up to five pages lets you see all the info you want to see. And a battery that last up to 22 hours provides plenty of juice for all-day epics. Features: - Heart rate sensor included - Optimized, easy to read display with backlight - Durable, compact composite construction - Optimized GPS data-recording system - Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four-button operation - Lithium polymer battery provides up to 22 hours of runtime - Micro USB rechargeable - Stores up to 100 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Extremely weather resistant - Includes X-Lock Standard Mount
Lezyne Micro GPS HRSC Loaded
$289.99
The Micro GPS HRSC Loaded is a highly advanced, super-compact cycling computer. When paired with the free Lezyne Ally app (iOS or Android), the device turns into a feature-rich system offering turn-by-turn navigation, live tracking, Strava Live Segments and email, text message, and phone-call notifications. The Micro GPS can also simultaneously pair with ANT+ or Bluetooth-enabled power meters, and the included heart rate monitor and speed/cadence sensors. An advanced recording system combines measurements from GPS satellites, a barometer, and an accelerometer for ultra-accurate data tracking. Furthermore, the device weighs only 29 grams, features customizable screen pages and data fields, and boasts a battery that can last up to 14 hours on a full charge. Features: - Heart rate sensor included - Speed/cadence sensor with magnets included - High resolution, easy to read screen with backlight - Durable, super compact composite construction - Super accurate, advanced data recording system combines GPS satellites with a barometer and accelerometer - Simultaneous ANT+ and Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four button operation - Lithium polymer battery provides up to 14 hours of runtime - Micro USB rechargeable - Stores up to 150 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Weight: 29 grams - Extremely weather resistant - Includes X-Lock Standard Mount
Lezyne Macro GPS HRSC Loaded
$259.99
Featuring a large, sharp display, the Macro GPS HRSC Loaded is packed with many advanced technologies in an easy-to-use package. The Bluetooth-enabled device can pair through the free Lezyne Ally app to iOS and Android handhelds, in addition to Bluetooth-compatible power meters, and the included heart rate monitor and speed/cadence sensors. When connected to a handheld, the Macro GPS provides turn-by-turn navigation, live tracking and Strava Live Segments. Furthermore, the unit has pop-up email, text message, and phone-call notifications. An optimized GPS recording system tracks all important cycling data, and a customizable screen with up to five pages lets you see all the info you want to see. And a battery that last up to 22 hours provides plenty of juice for all-day epics. Features: - Heart rate sensor included - Speed & cadence sensor with magnet included - Optimized, easy-to-read display with backlight - Durable, compact composite construction - Optimized GPS data recording system - Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four button operation - Lithium polymer battery provides up to 22 hours of runtime - Micro USB rechargeable - Stores up to 100 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Extremely weather resistant - Includes X-Lock Standard Mount
Lezyne Micro C GPS HR Loaded
$289.99
The Micro C GPS HR Loaded cycling computer has a vibrant color screen to enhance your experience while offering an incredible amount of advanced features. When paired over Bluetooth Smart to an iOS or Android handheld through the free Lezyne Ally app, the device offers turn-by-turn navigation, Strava Live Segments, and phone notifications (incoming calls, text messages and emails). Furthermore, the Micro C GPS can simultaneously pair with ANT+ or Bluetooth-enabled power meters, the included heart rate monitor, and speed/cadence sensors. In addition to its pairing prowess, the unit’s data-tracking system is incredibly accurate. When recording, the device combines GPS and GLONASS satellite data with information from an integrated barometer and accelerometer. At a feathery 29 grams, and a battery that can last up to 14 hours, this is the ultimate GPS computer for riders that want all these features in a compact design. Features: - Heart rate sensor included - High-resolution, easy-to-read screen with backlight - Color display - Durable, super-compact composite construction - Super-accurate, advanced data recording system combines GPS/GLONASS satellites with a barometer and accelerometer - Simultaneous ANT+ and Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four-button operation - Lithium polymer battery provides up to 14 hours of runtime - Micro USB rechargeable - Stores up to 200 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Weight: 29 grams - Extremely weather resistant - Includes X-Lock Standard Mount
Lezyne Micro GPS HR Loaded
$249.99
The Micro GPS HR Loaded is a highly advanced, super-compact cycling computer. When paired with the free Lezyne Ally app (iOS or Android), the device turns into a feature-rich system offering turn-by-turn navigation, live tracking, Strava Live Segments and email, text message, and phone-call notifications. The Micro GPS can also simultaneously pair with ANT+ or Bluetooth-enabled power meters, speed/cadence sensors, and the included heart rate sensor. An advanced recording system combines measurements from GPS satellites, a barometer, and an accelerometer for ultra accurate data tracking. Furthermore, the device weighs only 29 grams, features customizable screen pages and data fields, and boasts a battery that can last up to 14 hours on a full charge. Features: - Heart rate sensor included - High-resolution, easy-to-read screen with backlight - Durable, super-compact composite construction - Super-accurate, advanced data recording system combines GPS satellites with a barometer and accelerometer - Simultaneous ANT+ and Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four-button operation - Lithium polymer battery provides up to 14 hours of runtime - Micro USB rechargeable - Stores up to 150 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Weight: 29 grams - Extremely weather resistant - Includes X-Lock Standard Mount
Lezyne Micro GPS Watch HR
$249.99
The multi-mode Micro GPS Watch HR is equipped with Bluetooth Smart and ANT+ connectivity, which can simultaneously pair with power meters, speed/cadence sensors, the included heart rate sensor, and iOS or Android handhelds. When synced with the free Lezyne Ally app, the unit provides navigation, live tracking, Strava Live Segments and phone notifications (text message, emails and phone calls). Furthermore, it offers a basic lifestyle mode in addition to cycling-, hiking- and running-specific modes. The integrated accelerometer works as a pedometer, and also enhances data recording in its GPS modes. The Micro GPS Watch can run for 100+ hours (up to 14 hours in GPS Mode) on a full charge, and a standard USB-port simplifies recharging. A durable TPR wristband is comfortable and complements the watch’s modern, industrial design. Features: - Heart rate sensor included - High-resolution, easy-to-read screen with backlight - Durable, super-compact composite construction - Accurate data-recording system combines GPS satellites with an accelerometer - Simultaneous ANT+ and Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Multiple Activity Modes (Lifestyle, Cycling, Running, Hiking) - Intuitive four-button operation - Lithium polymer battery provides up to 14 hours of runtime in GPS mode, 100+ hours in watch mode - Micro USB rechargeable - Stores up to 150 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Weight: 29 grams - Extremely weather resistant - Includes X-Lock Standard Mount
CatEye Padrone Smart Plus Triple SPD/CDC/HR CC-SC100B
$344.99
CatEye took the smartphone power you rely on in their most popular display and brought it to the next level with the Padrone Smart+. A full dot display, multiple customizable data screens, arrow navigation, incline, and lap functionality are just some of the new features included to enhance your cycling experience. Track rides in Mirror Mode using your phone's GPS or use directly with Bluetooth Smart sensors. In either mode, quickly and easily upload ride data to CatEyeAtlas, Strava, and TrainingPeaks when the ride is done. Social media, text, call, and email alerts keep you connected without risk of phone damage or battery drain. The Padrone Smart+ gives you more of what you've come to love in a CatEye cycle computer. - Includes the ISC-12 bluetooth speed and cadence sensor and the HR-12 bluetooth heart rate sensor kit plus a FlexTight handlebar mounting bracket and four CR2032 batteries.
Lezyne Mini GPS HR Loaded
$199.99
Super-compact and lightweight, the Mini GPS HR Loaded cycling computer is packed with features comparable to units many times its price. Its extra-sharp display is highly visible for its size, and the device has customizable data fields and pages. It’s Bluetooth Smart compatible and can pair with Bluetooth Smart enabled power meters, speed/cadence sensors, and the included heart rate sensor. Furthermore, it can pair with iOS and Android handhelds through the free Lezyne Ally app, which then provides turn-by-turn navigation, live tracking, Strava Live Segments, and phone notifications (email, text and calls) to the Mini GPS. A super robust battery provides up to 10 hours of runtime, and an optimized GPS recording system tracks all the necessary ride data. Features: - Heart rate sensor included - High-resolution, easy-to-read screen with backlight - Durable, super-compact composite construction - Optimized GPS data recording system - Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Intuitive four-button operation - Lithium polymer battery provides up to 12 hours of runtime - Micro USB rechargeable - Stores up to 100 hours of ride data - Customizable fields and page count - Custom alerts and auto presets - Weight: 29 grams - Extremely weather resistant - Includes X-Lock Standard Mount
Topeak PanoBike Bluetooth Smart Heart Rate Monitor
$99.99
Topeak's PanoBike Bluetooth Smart Heart Rate Monitor turns your smartphone, tablet, or any Bluetooth Smart Ready device into your personal trainer. With the free PanoBike app installed on your device, this water-resistant soft-sided chest strap will transmit over 1,800 hours of operation at a range up to 30 feet.
Sigma Sport RC 14.11
$274.99
Every mile counts, so make sure each one is recorded with Sigma's RC 14.11. This running computer records all the data you need to make your fitness goals a reality, including heart rate, distance, speed/pace, laps and calories. The chest-strap-mounted R3 transmitter uses an integrated 3-axis acceleration sensor to accurately measure speed and distance, in addition to being ECG accurate and digitally coded to prevent cross talk. Plus, the RC 14.11 comes with the hardware you need to download your training info to your PC for detailed workout analysis.
Sigma Sport Chest strap, coded (DTS)
$59.99
This adjustable chest strap is compatible with Sigma's heart rate monitors and sport computers.
Sigma Sport Chest strap, Bluetooth
$87.99
This adjustable Sigma chest strap is compatible with Bluetooth-equipped heart rate monitoring devices.
Garmin Replacement Elastic Soft Strap for Heart Rate Monitor
$46.79
Keep training on track with Garmin's Replacement Elastic Soft Strap for your Premium Heart Rate Monitor. The two electrodes act as clips as well as contact points for your heart rate monitor (sold separately) to accurately track your heart rate.
Garmin tactix Bravo
$799.99
Garmin's tactix Bravo multisport training GPS watch combines specialized tactical functionality with smart features for fitness training and outdoor navigation, all in a stylish, everyday watch. An all-black, rugged and durable design is built for the tactical environment, and dual-mode operation optimizes the sunlight-readable display for day use or night vision goggle compatibility. The tactix Bravo features a protective stainless steel bezel and buttons, and reinforced housing for extra durability. A sunlight-visible, high-resolution color Garmin Chroma Display with LED backlight lets you access your data in any light. User-activated “night vision mode” reduces backlight settings to a level that doesn't interfere with the operation of night vision goggles. The tactix Bravo is water-rated to 100 meters and has a battery life of up to 50 hours in UltraTrac battery saver mode, 20 hours in GPS mode and up to 3 weeks in smartwatch mode (all depending on settings). - 1.2-inch high-resolution, sunlight-readable Garmin Chroma Display with high-strength domed sapphire lens, capable of switching between 2 modes: day use and night vision goggle compatibility - Omni-directional stainless steel EXO antenna, with GPS/GLONASS satellite reception, has the ability to track in more challenging environments - All-black, rugged and durable design inspired by the requirements of tactical gear intended for use in the field - Knurled bezel with a black diamond-like carbon (DLC) coating for increased abrasion resistance and black PVD-coated stainless steel buttons, knurled start/stop button, rear case plate and screws - Tactical specific features like Jumpmaster, projected waypoints, dual-format GPS coordinate data and TracBack
Garmin HRM-Tri & HRM-Swim Accessory Bundle
$269.99
Enhance your triathlon experience by pairing HRM-Tri and HRM-Swim with Forerunner® 920XT for a much more unified approach to training and racing. The non-slip HRM-Swim is perfect for pool swimming with wall push-offs. On land, in open water and for racing, use HRM-Tri’s ultra-soft strap that’s as comfortable out of water as it is underwater. Both store and forward heart rate data to Forerunner 920XT.
Garmin Premium Heart Rate Monitor
$99.99
Train more effectively with Garmin’s Premium Heart Rate Monitor. The strap is soft, with nearly infinite size adjustment, ensuring a secure, comfortable fit across your chest. This ANT+ monitor wirelessly transmits your heart rate to your compatible device for instant feedback on how hard you’re working. It's optimized for use in crowded areas, like gyms and group riding, so it will only pick up your signal. And, the plastic heart rate module easily unsnaps from the soft strap, allowing for hassle-free laundry.
Garmin Heart Rate Monitor Chest Strap
$64.99
Take your training to the next level with Garmin's Heart Rate Monitor Chest Strap. It's compatible with many of their GPS units and wirelessly gives you an accurate read out of your heart rate. Plus, it features ANT+ technology for seamless, interference-free data transferring. The front part of the strap contains the heart rate module and is made of flexible plastic while soft fabric goes around the back and is adjustable to your size.
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