1.Cake speaker for apple iphone, ipad,ipod 2.No power needed ... ,MD,CD,DVD player, mobile phone,etc Features: 1.cup cake stereo speaker2.Make office, home or study life more nice3 ... cakeSpecifications: output power 2wfrequency response 200Hz-5kHzimpedance 8Ωresponse 97dBPackage: Cake Mini Speaker for apple iphone,ipad,ipod.PC,MP3,MP4 ...