Works seamlessly with over 50 different Fitness Apps: Coxmate GPS / Rowsandall / Wahoo / Runtastic / Polar Beat / Endomondo / Strava / Sports Tracker / MapMyRide Compatible with selected Android devices using Android 4.3 or later. Compatible with iPhone 4S and later. Use with the Coxmate GPS Use with the Concept 2 rowing machine (PM5 display) Comfortable & washable Dual Technology: Both ANT+ and BLE capabilities allow it to connect to both smart phones and GPS watches This is a new item.