Bluetooth Connectivity - connects wirelessly to any bluetooth enabled device</br>Portable Bluetooth PA system includes a Wireless microphone with separate volume & echo controls</br>Auxiliary Input - Plug in your Smartphones?? tablets or MP3 players and sing along</br>USB Port and SD Card Slot - Easy access to music stored on your memory cards and flash drives</br>Built-in rechargeable battery delivers up to 10 hours of non-stop entertainment</br></br>Product Descript"n</br></br>The MCP-100 was designed to allow you to enjoy all the qualities of a professional speaker with all the benefits of a portable music box. <br> <br>* Wireless and wired microphones included <br>* USB input to connect any USB memory stic