2016 Fashion Mini Portable Mushrooms Sucker Hands-free Waterproof 3D stereo surround Wireless Bluetooth Speaker For CellphoneDescription of Bluetooth Speaker : Lithium-ion batteryPower supply: DC5 VBluetooth protocol: version 4.0 + EDRBluetooth range: 33ftChipset: CSR Plc BluetoothInput sensitivity: 300 MWRated Power: 3WFrequency range: 80Hz-20KHzInput ports: Micro USBHorn diameter: 45mmBattery Capacity: 350mAhSpecifiction of Bluetooth Speaker : Display Screen:NoRemote Control:NoCabinet Material:PlasticPackage:YesInterface Type:USBUse:Home Theatre、Portable Audio Player、Mobile Phone、Karaoke Player、Computer、StageSpeaker Type:SurroundAudio Classification:MiniPlayback Function:MP3Type:PassiveMaterial:PlasticSpecial Feature:Wireless、Portable、MiniRadio:NoSpeaker Structure:SealedLoudspeaker Accommodation Mode:ButtonChannels:3 (2.1)Display Type:None