The Pyle PaDH15BTA is a high-powered 15"" Bluetooth PA speaker system designed for stage performances, events, and studio use. It delivers 1400W max power through a 15"" subwoofer and a 1.75"" titanium horn tweeter for clear and impactful sound. The speaker includes Bluetooth 4.0 for wireless streaming, MP3 playback from Usb or Sd cards (up to 32GB), and Fm radio. Multi-color Led flashing lights pulse to the music beat, adding visual effects to your events. It also includes adjustable sound controls, a 5-band graphic equalizer, and digital echo effects. Perfect for both indoor and outdoor use.