Ambient Noise: ∵75dB<br />Transmitting Range: ∫10m<br />Talk Time: about 3 hours<br />Charging Time: about 1 hour<br />Music Play Time: about 6 hours<br />Standby Time: about 160 hours&amp;amp;amp;amp;lt;br&amp;amp;amp;amp;gt;<br />Bluetooth Version: Bluetooth V3.0EDR<br />Range of Frequency: 2.4GHz spectrum<br />Language Support: English， Chinese<br />Bluetooth Protocol: A2DP  HFP 1.5  HS P 1.2<br />Power Supply: Built-in 230mAh rechargeable battery<br /><br />Features:<br />Stopwatch function<br />Support hands-free calls<br />Material: Steel  Silicon<br />Answer or Dial callsyour wrist<br />1.48&amp;amp;amp;amp;quot; Capacitive Touch screen TFT LCD<br />Time / Date / Week / Battery state display<br />Ringing reminder when you receive a call<br />Display the number or name of incoming calls<br />Play the music in your phone after Bluetooth paring<br />Dial Size: 4.6 x 4.2 x 1cm / 1.81 x 1.65 x 0.39 inch<br />Ringing reminder once your mobile phone disconnected<br />Sync phone book/SMS/call historyonly for android phone<br />Altitude Meter，Passometer，，Photograph，Barometer，Vibration<br />Remote taking photo function:You can control your cellphone to take photoyour wrist.<br />Ring reminder when your Android 2.3 or above smart phone receive a message including Wechat， Facebook， Twitter，WhatsApp， Skype，and so on<br />Anti-lost alarm function: When cellphone left watch alarm automatically， after a certain distance to avoid lose the phones<br />Colors:Red/White/Black.<br /> <br /><br />Package include:<br /><br />1 x Bluetooth Watch<br />1 X charger<br />1 X usb cable<br />1 x User Manual<br />