... for choice 3)The speaker is designed for laptop/mp3/mp4/CD/phone Technical Details 1)Loudspeaker output: 2W(1KHZ,THD10 ... , Silver,Red,Black,Pink,Red10)Compatible with mobile phone,Mp3,Mp4,Ipod,PDA.EtcAccessoriesRetractable cord with both the USB connector and ... size:52mm * 4.2mmBlister card size:7*4.5*17cm Lovely MagicCube mini speaker