Product information:
Transmission range: 10 meters
Function: battery display, call function, voice control, support music
Battery life: 5 (hours)
Bluetooth version: V5.1+EDR
Speaker unit: 8mm
Working range: 15-20 meters
Sensitivity: 94 soil 3Db
Frequency response range: 20Hz-20KHZ
Headphone capacity: 50mAH
Packing list:
Headphone*2+Charging compartment*1