... AC power 3.RMS:10W Mini speaker, plastic speaker, mp3 speaker, bluetooth speaker,USB speaker1.Recharge: USB charging, USB download ... charging, independent charging.2.compatible with CD player,PC/MAC,MP3 ... suitable for: Ipod, Sony Ericsson, NOKIA, SAMSUNG mobile phone,MP3 player and so on.Output: 2x5w (stereo)respond frequency: ...