Bluetooth version: V 5.4
2.
Chip type: Zhongke Lanxun (5605B)
3.
Function: Supports Bluetooth, FM (press down) \ n4.
Button instructions: (up, down, left and right directions after wearing)
Press and hold for 3 seconds in the middle: on/off
)
Press a single button to the left: Insert the second bend.
Long connect: Lower the volume. Press a single button to the right: Long press: Increase the volume
Press down 4: Switch the recording mode
Press 5 upwards to play/pause
Press 6 up twice in a row: Dial the last call received by the mobile phone.
5.
Battery type: Polymer lithium battery
6.
Battery capacity: 300mah with protection board
The charging time is about 2 hours
It can be used for about 10 hours
9.
Standby time: approximately 150 hours
10.
Speaker: 40mm steel magnetic speaker
11.
Charging port: Type-C