Product information :
Function: noise reduction, power display, call function, NFC function, voice control, support for music, multi-point connection
Bluetooth protocol: 5.2
Channel: Stereo
How to use: Neck hanging
Whether it is single or binaural: bilateral stereo
Color: sapphire blue (in-ear),local gold (in-ear),sapphire blue (semi-in-ear),local gold (half-in-ear)
Type: Official standard, high-end version (standard +128G memory card)
Mold type: private mold
Chip Type : Jerry
Battery life: 10000 (hours)

Packing list:
Headphone*1