More Details:<br>Specification:Brand Name: XOOPARBluetooth Version: V3.0Package Size: 10.3*5*14cmMaterial: Silicone， metal and resin.Effective Distance: 10mTransport protocol: A2DP\/HFPOutput Power: 5W RMSPrequency: 20Hz~20kHzResolution Ratio: N\/CSensitivity: &amp;gt;90 dBInput Voltage: DC 5V&amp;plusmn;5%Chargeable Battery: 500mAhPlay Time: About 4 hoursCharging Interface: Micro USBBlue Light: WorkingRed Light: Charging<br>Package Included:1 X XOOPAR Bluetooth Speaker1 X Charging Cable