Get the party started with the Pyle PWMA850UFM 400W Portable PA Speaker System. Play your favorite tracks as loud as you want and with style. This Disco Jam speaker features built-in rechargeable battery, impressive high-power output and DJ lights that will add life to any occasion. The PWMA850UFM comes with 8" Subwoofer with ported enclosure for added bass response. Recreate a full range of 2-way stereo sounds with impressive power output. Connect your USB flash or SD memory card and instantly playback audio files. You can also use the USB port to charge your iPhone, Smart Phone or other device.