Certification：CE ROHS FCC
Battery：Built-in 2200mAh
Bluetooth Speaker：V5.0,4Ω,5W
Input voltage/current：DC 5V/2A
Power output：5V/1A(max)
Charging time：4-5Hrs (5V 1A adptor)
Music Play time：About 9-11 hours
LED light：Breath light when discharging