a2dp stereo Bluetooth?? wirelessly stream music from any Bluetooth-enabled device such as your mobile phone?? notebook?? or other portable Audio device</br>USB and SD card support?? aux line-in function (3.5mm)?? microphone input function?? FM radio?? and has built-in rechargeable battery</br>Four gear controls for volume?? bass?? and microphone volume (optional?? X2)</br>Has 2 mic inputs to support 2 microphones for Karaoke</br>Includes: one wireless microphone</br></br>Product Description</br></br>Spbt1036 -indoor/outdoor Hi-Fi speaker with a 6-inch speaker. It Features Bluetooth connectivity that allows for wireless streaming of music from Bluetooth enabled devices. It also has a microphone inputs for dual microphone action. The speaker includes one microphone to get you going. It also has a built in rechargeable Lithium battery for ease of use.</br><br/>http://www.amazon.com/gp/product/B017JIS30Y