... power 3.RMS:10W Mini speaker, plastic speaker, mp3 speaker, bluetooth speaker,USB speaker1.Recharge: USB charging, USB download charging, independent ... player3.Mute function4.suitable for: Ipod, Sony Ericsson, NOKIA, SAMSUNG mobile phone,MP3 player and so on.Output: 2x5w (stereo)respond ... four pieces I-pod backrest, Extra for four kinds of mobile phone docking , add USD3.00 Box size:300*290*245mmCarton ...