Product information:

Transmission range: 15 meters
Function: noise reduction, call function, voice control, support music
Bluetooth protocol: 5.3
Channel: Stereo
How to use: earplugs
Whether single or binaural: bilateral stereo
Color: white, black, orange, green
Battery life: 5 (hours)
Battery Model: Polymer Battery-401012, Battery Capacity: Left/Right 30
Working current: 5ma
Standby current: 1uA
Standby time: 130h
Talk time: 5h
Music time: 5h
Charging time: 1h
Charging box capacity: 250mah
Headphone net weight: 3g

Packing list:

A pair of wireless earphones, charging compartment*1, manual*1, USB*1