1. Compatible with Mobile, MP3/MP4, laptop/desktop, iPod/iPhone.. etc. 2. . Available in any colors

Output Power: 2.5W max

Amplifer: Class-D Amp

Frequency Response: 100Hz-20KHz

Signal To Noise Ratio >80 dB

Distorion: < 10%

Rechargeable Lithium battery

Dimension : DIA.80X45H mm

Protable Speaker