Overview:
HD LED display, no need to guess the amount of electricity.
LED digital power display, the remaining power of the charging cabin is clear at a glance, to avoid the embarrassment of suddenly running out of electricity. 

Specification:
Transmission range: 10M
Functions: power display, call function, voice control, music support, multi-point connection
Bluetooth protocol: 5.0
Channel: stereo
Usage: earplug
Single or binaural: bilateral stereo

Package Content:
1 x Headphone