PASSING 3000 TIMES HUMAN EAR TEST. With the latest Bluetooth 4.1 technology and the advanced CSR chip. Solutions for Common problems: 1.NOT PAIRING: please check if the headset has entered pairing mode. (Turn the earphone on and long press the function key until the LED light flashing in Red and Blue alternately, then it is ready to pair); 2.DEVICE NOT FOUND: please check if you have turned on the Bluetooth function on your devices, or please kindly try to restart your device, the name of this earphone would be "HBQ-i7" on your list; 3.NOT CHARGING: please use the charging cable included to recharge the earbud and kindly check if you are charging correctly, if the earphone is completely out of power, it might take longer time to be fully charged; 4. VOLUME CONTROL: consider it's so small size, you need to adjust the volume on your smart phone, there is only one key button on the earphone, for power on/off/answer or reject phone calls. Product Parameters: Bluetooth Version:CSR-V4.0+EDR Range: 10 meters Talking Time: 3-4 hours Music Time: 3-4 hours Standby Time:120 hours Box Size: 3.1*3.2*1.5in What's in the box 1*One earbud for left ear 1*User Manual 1*Charging Cable (no adaptor)
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