Wireless LED Mini Bluetooth Speaker Portable Super Bass Stereo USB/TF/FM Radio Description 1.Implemented with 3W total acoustic drivers and ultra-small size produce a wide audio spectrum. Highly quality speaker inside could provide strong bass without distortion even at highest volume. 2.Equipped with the advanced Bluetooth 3.0+EDR technology, compatible with most Bluetooth-enabled devices.Tiny shape with a incredible sound.Multifunction with Bluetooth/ TF card/ FM support/ Phone call（Can only listen but cannot speak）. 3.Ultra Mini Size with the novel model.ABS appearance keep stunning outlook and attractive for music lover.New design of the led light under the bottom.You can put it directly in your pocket when go out Specifications: Model:Wireless Bluetooth Speaker BV-B22 Dimensions: 3 " H x 3" Diameter Wight:6.5 oz Interface Type:USB Use:Portable Audio Player,Mobile Phone,Computer Speaker Type:Surround Speaker Power:3W Sensitivity:400mV Distortion:<0.5% Playback Function:MP3 Material:Plastic Special Feature:Wireless,Portable,Mini Transmission distance:about 33 feet Support:TF card Package includes: 1x Bluetooth speaker 1x Charger 1x Multimedia audio cable 1x User Manual