Wahoo Fitness Run/Gym Heart Rate Monitor for iPhone 4/4S

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Wahoo Fitness Cycling Speed and Cadence Sensor wirelessly tracks your tire rotation rate (speed) and pedal rotation rate (cadence).

Data is sent wirelessly to your iPhone when paired with an ANT+ Key/Adapter for iPhone (ANT+ Key not included)

Works with the most popular cycling Apps such as Cyclemeter, Strava Cycling, MapMyRide, Runtastic Road Bike and Wahoo Fitness (included)

Runs on a replaceable coin cell battery and requires no chargi ...

1.13g/0.04oz

The SE215-CL features a newly developed Dynamic Micro Driver from Shure, delivering detailed sound quality with enhanced bass

Detachable Cable with Wireform Fit

Sound Isolation technology prevents outside noise from interfering with your audio experience, whether on-stage or on-the-go

Lightweight, low-profile shape with optimized nozzle angle is designed to rest comfortably in the ear

Soft, flexible sleeves in multiple shapes and ...