Specifications: - Bluetooth V4.1+EDR - Bluetooth Headset & Hands-free - Protocol: HFP, HSP, A2DP, AVRCP, APTX - 24 bit Audio codec, -98dB SNR - Support voice prompt - Use Distance: 10+Meter, Class2 - Noise Reduction: CVC6.0 - DC5V/200MA Pairing and Connection: 1. Keep the distance between the mobile phone and the headphones within 1 meter. The closer, the better. 2. Long press the "OK" key for about 5 seconds, and then release it when the red and blue indicator lights alternately blink. At this time, the headphone has entered pairing mode. 3. Enable the Bluetooth of the mobile phone, search the Bluetooth device to complete the pairing. After connection is successful, the blue indicator light slowly blinks. 4. VOL +: Press the volume + button for 2 seconds, add up the volume a maximum sound, a warning sound. 5. VOL-: Press Volume - button for 2 seconds, cut down the volume a minimum sound, a warning sound. 6. Previous: Press VOL+ 7. Next: Press VOL- 8. Telephone Answering: when to call, press the power button. 9. Refused to answer: when to call, press the power button for 2 seconds. 10. Redial last telephone number: double-click on the standby power button. 11. Charging: red light when charging, fully blue lights. Package Details: 1 x Bluetooth earphone 1 x USB charging cable 1 x 1 pair of Earhooks 1 x User Manual
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