Dolphin Sp-77 BT Bluetooth 1300 Watt Rechargeable Guitar Shaped Speaker System with Included Wireless Microphone, 7000mah Battery, SD/USB MP3 Card Reader, FM Radio, Mini Jack, Mic. & Guitar Inputs Wireless Bluetooth Capability Portable - 4.5Ah Battery Sound-Light Active Woofer Panels 800W P.M.P.O Remote Control and Microphone Included