Support phone/laptop/Tablet PC <br />Support TF Card function (TF card is not included) <br />Expanded bxs (Bass Expansion system) drives a fuller・ richer low-end response <br />New・ larger 45mm driver delivers precise high for superb sound <br />Built-in Microphone <br />Bluetooth Function <br />Handsfree Call Feature <br />Rechargeable Lithium Battery <br />Audio Devices with 3.5mm Stereo Jack input<br />Interface: USB + 3.5 mm audio interface <br />Bluetooth version: V3.0 + EDR <br />Operation Range: up to 25m <br />Input: 5V 1000mA <br />Response frequency: 87.05~108MHz <br />Color  White/Blue/Pink/Black/Red<br />Package Content: 1 * Speaker + 1 * USB cable