D5 + Portable Wireless Bluetooth Speaker With TF Card

  Product information:  Type: Bluetooth speakerConnection mode: 3.5mm audio socketInterface type: USBBattery capacity: 1100mahOutput power: 15WSignal to noise ratio: ≥ 75dbPower supply mode: built in lithium batteryVocal tract: 2.1Duration: 6 hoursExtended storage: 32GBBluetooth protocol: 4.0Effective distance: 10MFunctions: card insertion, remote control, radioOperation mode: keyDisplay: NonePlayback format: MP3, wmaShell material: MetalWhether app is supported: noSupported format: F cardSpeaker adjustment mode: keyWhether there is radio function: YesBox material: MetalPacking list: remote control, data cable, radio antenna, manual