Wireless specification: 5.0
Rated power: 3W
Frequency response: 20Hz - 16kHz
Input sensitivity: 650mv±50mv
Impedance: 4 Ω
Speaker size: 52mm
Battery specification: 500mAh
Backlight: rainbow
MICRO USB cable length: 50cm
Charging voltage & current: DC 5V-1A
Charging time: 4h
Play time: 4h
