Highlights:
Bluetooth version - V5.3+EDR
Frequency - 20hz-18.5khz
Transmission Distance - 10m
Speaker Size - 10mm
Headphone Battery - 25mah/pcs
Impedance - 32 ohms
Charging Box - 200mah
Playback time : 2-3 hours
Charging time : 1 hours
Standby time : 100 hours
 
WARNING:
CONTINUOUSLY LISTENING TO HIGH VOLUME MAY DAMAGE YOUR EARS.