ModelNumber:ZC286501-ZC286506 CabinetMaterial:Metal Radio:No LoudspeakerAccommodationMode:Button Type:Passive Channels:2(2.0) Use:MobilePhonePortableAudioPlayerComputer SpecialFeature:WirelessMiniPortable AudioClassification:Mini DisplayType:None SpeakerStructure:Sealed SpeakerType:Subwoofer InterfaceType:USB PlaybackFunction:MP3 RemoteControl:No DisplayScreen:No Material:Metal Package:Yes