EK Audio portable system with battery. A major feature permitting wireless streaming to the M20PB15P: the system sports a Bluetooth player which also supports SD card and USB storage devices. Two Wireless handle microphone and remote control included. Power output: RMS/Peak: 80W / 320 W. LF driver: 15", HF driver: 1". 2 channel. Graphic equalizer. Dimensions: 485 x 750 x 445 mm. Weight: 17.2 Kgs.