Desktop Wireless Long Strip Radio Subwoofer with charger

Product information:

Speaker power: 5W*2
Working distance: 10M
Distortion: <0.5%
Signal to noise ratio: ≥85db
Power input: 5V 2A USB
Battery capacity: 1 200mAh
Frequency response: 50Hz~20KHz
Charging time: ≈3 hours