More on Amazon.com : http://www.amazon.com/gp/product/B00LUYZI34?tag=purrfectcatdi-20

Pure Acoustics MCP-50 Portable Bluetooth Entertainment Medium Sized Speaker System with Built-in

Bluetooth Connectivity - connects wirelessly to any bluetooth enabled device
Wireless microphone included with separate volume echo controls
Auxiliary Input - Plug in your Smartphones tablets or MP3 players and sing along
USB Port and SD Card Slot - Easy access to music stored on your memory cards and flash drives
Built-in rechargeable battery delivers up to 10 hours of non-stop entertainment