1.Rated power: PO= 2W 2.Frequency Response: 180HZ-16KHZ 3.Distortion factor: THD< 1% 4.Signal-to-noise ratio: S/ Ne90DB 5.Separation: e55dB 6.Speaker: 23mm 4Â © 1.5W 7.Battery: 3.7V/ 180mAh 8....
China mainland Bluetooth Speaker manufacturer with 6 years.