Turn your iPhone 4® into a fitness computer. This key links it wirelessly to your fitness measuring devices, including heart rate sensors, speed and cadence sensors, foot pods or power meters. Put your phone, your favourite playlists, apps and real-time data in the palm of your hand (or strapped to your arm).
- Works with Garmin and Timex sensors, plus those from many other manufacturers. For a full list of compatible ANT + units you can visit the vendor's website
- Very low power usage
- Sends and receives signals up to 3 metres (unobstructed)
- Free apps (and paid options) are available to display, save, analyze and inspire your workout
