DisplayScreen:No RemoteControl:No CabinetMaterial:Metal Package:No InterfaceType:USB Use:PortableAudioPlayerMobilePhoneComputer SpeakerType:Subwoofer AudioClassification:Mini PlaybackFunction:MP3 Type:Passive Material:Metal SpecialFeature:PortableMini Radio:No LoudspeakerAccommodationMode:Button Channels:2(2.0) DisplayType:None ModelNumber:ZC644501-ZC644504