Features:*Portable and light weight fashion design、 very easy to store in your bag*Ergonomic earbud design、 comfortable to wear*Sweatproof design、 best choice when you do sports*It can connect with two bluetooth devices at the same time*Built-in 85mAh battery、 increasing your using time*Allow you answer the phone anytime and anywher*Bluetooth Version: V4.0+EDR*Operating Range: 10m*Bluetooth Profiles: HEP1.6、 SHP1.2、 AVRCP1.4、 A2DP1.2*Noise reduction: CVC6.0*Cable Length: 60cm*Charging Time: about 2 hours*Talking Time: 5 hours*Music Time: 6 hours*Standby Time: 175 hours Tips:1. Power: Press the power button for 2-3 seconds、 along with red and blue lights、 boot into the back even state2. Short press of ¡°+¡± to the next song3. Long press of ¡°+¡± to turn up volume4. Short press of ¡°-¡± to the previous song5. Long press of ¡°-¡± to turn off volume Package Contents1 x Bluetooth Headset1 x USB Charger Cable 1 x User manual2 pairs x Soft ear cap2 x Soft ear hang