Basic parameters
Product model: A7
Bluetooth Version: 4.2
Transmission distance: 10m
Support protocol: A2DP/HFP/HSP/AVRCP
Bluetooth band: 2.0HZ-20kHZ
Headphone capacity: 50 mAh
Charging bin: 800 mAh
Play time: about 3 hours
Charging time: about 30 minutes
Stereo Audio: HIFI Stereo
Matching mode
Monaural pairing
Release after pressing the multi-function key for a long time. At this time, the red and blue lights flicker alternately. You can search the connection by turning on Bluetooth on your mobile phone. You can also support other Bluetooth devices (ipad, laptop, pc).
Binaural pairing
At the same time, press the multi-function button for a long time. At this time, the two headphones flashed alternately. Then double-click the multi-function button of any headphone, that is, enter the binaural matching state, and have the corresponding prompt sound. When a blue light flashes slowly, it means that the earphone is connected successfully. At this point, open Bluetooth mobile phone for search connection can be
Be careful:
For binaural connections, calls are supported only on one side
Shutdown, playback and pause can be controlled by any multi-function key connected to the headset, while the other headset will be synchronized. Next time you turn on, you can automatically connect back by pressing the multi-function key directly and long.