1)Loudspeaker output: 2W(1KHZ,THD10%)
2)Sensitivity: ≥65dB
3)Loudspeaker Impedance: 8Ω±0.5Ω Diameter:(20/8Ω/0.5W)
4)Lithium battery capacity: 150 mAh
5)Lithium battery : 3.7V~4.2V+0.05V
6)Frequency Response: 200HZ——20KHZ
7)Charging time: 1 hours
8)Charging way: Computer, 5V Adaptor
9)Compatible with mobile phone,Mp3,Mp4,Ipod,PDA.Etc