Note: Please do not over charge! The 2016 newest Bluetooth headset with lightweight and compact comfortable design. We are committed to creating the most mini Bluetooth headsets. Simple and stylish. Note: 1. Before you start using the headset, please use the USB's charge cable to charge it first. 2. Pairing, press the water drop pattern of the headset, you will see the blue-red light blinking, it will automatically enter pairing mode. 3. If still can't contact, please plugging in the charging cable to the Bluetooth headset, then connect to the computer USB port. In the charged state, press the power button of the headset until the red and blue lights flashing, remove the Bluetooth pairing name. Finally, please contact your cellphones with headphones. 4.Make sure you turned on the Bluetooth on your phone, search headset model on it. 5.Select the Bluetooth model and click connect. 6. Ultra-small stereo Bluetooth wireless headset, hand free and music player, Bluetooth V4.0 and range up to 10 meters on open air, calling time: 4 hours. 7. Standby time: 160 hours. 8. Reception level of sensitivity: < -80dbm. 9. Rechargeable battery: 60 mah. 10. Material: PV materials, wire: Microphone. compatible with mobile phone, pad, notebook and any other Bluetooth devices. Package includes: 1 x Bluetooth headset, 1 x user manual, 1 x USB cable.