Product information:

Transmission distance: 15 meters
Function: battery display, call function, support music, multi-point connection
Color: Black, Beige, Hemp Grey
Bluetooth version: 5.0
Bluetooth transmission distance: 10 meters
Headphone Channel: Stereo (2.0)
Music playing time: maximum sound 12H
Signal-to-noise ratio: 75dB
Charging time: 1-2 hours

Microphone distance: 1 meter
Bluetooth standby time: 72H
Battery capacity: 150ma/h
Speaker internal resistance: 32 ohms
Speaker power: 0.5W
Frequency Response: 100hz-18khz
Frequency: 2.4GHz
Signal to Noise Ratio: 75dB
Charging time: 1-2 hours

Packing list:
Hat*1+Manual*1+USBCharger*1+Packaging Box*1