Absolute USA US2500 2-Way 15" 3500W Speaker Built-In Bluetooth with Wire Microphone & Speaker Stand 2 Way 15 Inch 3500 Watts P.M.P.O Speaker Built-In Bluetooth/Mp3/Amplifier/SD/USB/FM Radio Supports 16 GB USB/SD Reader, Remote Control, Wire Microphone Product contents 1 Portable Loud Speaker, 1 Wireless Remote Control, 1 5Ft Speaker Stand, 1 Wire Microphone, 1 Power Cable and Product Manual Woofer Voice Coil 2", 1" Driver Tweeter, Connection 1/4" Stereo Jack, Bluetooth Technology, Mp3 Player