Gemini MPA-3000 Portable Speaker Integrated MP3 player with connections for USB, SD, FM Radio and Bluetooth 50W (tweeter) + 50W(woofer) peak built-in amplifier 10" LF woofer with 1" Inch tweeter Pure Titanium 1" HF compression driver Linear frequency response between 20Hz-20KHz +2dB Flight ready travel handle with wheels for easy transport Steel local transport carrying handle ABS impact resistant nylon fiber cabinet 2 XLR / 1/4" MIC inputs with dedicated volume and EQ (tone, echo) Dynamic microphone Bluetooth wireless listening allows you to connect your smart phone and enjoy music anytime, anywhere Simply charge your unit overnight (6 hours) and you are good to go Pull up the flight ready handle and wheel it out the door Bluetooth wireless listening allows you to connect your smart phone and enjoy music anytime, anywhere