1. System version: IOS 8.0 and above, Android 4.4 and above Bluetooth version: Bluetooth LE 5.0
2. Product size: 42 * 54 * 12.8mm
3. Flash: 128Mb+128 music memory
4. Touch Panel:Full screen touch
5. Side keys: Supported
6. Waterproof: IP68 waterproof
7. Battery capacity: 600mah polymer battery<Usually the usage time depends on the frequency of use.>
8.Charging method：4PIN thimble magnetic charging
9. Heart rate sensor: supported, LC09
