LED Alitmeter Music Player Pedometer For Android Smart Watch

  Material: Steel + Silicon  Bluetooth Version: Bluetooth V2.1  Bluetooth Protocol: A2DP + HFP 1.5 + HS P 1.2  Range of Frequency: 2.4GHz spectrum  Ambient Noise: 75dB  Transmitting Range: Approx 10m  Language:Support multi-language  Charging Time: about 1 hour  Talk Time: about 4 hours  Music Play Time: about 6 hours  Standby Time: about 190 hours  Power Supply: Built-in 230mAh rechargeable battery  Dial Size: 5.02 x 4.82 x 1cm / 1.98 x 1.9 x 0.39inch  Watch Band Length: 25cm / 9.84inch  Watch Band Width: 2.6cm / 1.02inch  Support version : Android 2.3 and above