1. Bluetooth version: 3.0
2. Chip: BRCMCOM chip
3. Transmitting frequency: 2.4GHz-2.4835GHz
4. Communication distance: 10m
5. Battery: CR2032 x 1
6. Dimensions: 50mm x 33mm x 10.5mm
7. Weight: about 9g
8. Compatible with Android and iOS
Notice:
Due to too many Android phone models, we cannot test all phones, we cannot guarantee to support all phones, theoretically support most Android phones