The Pyle PPHP1548B is a high-powered 15"" portable Bluetooth speaker system designed for karaoke, parties, and events. It delivers 1000W max output with a 15"" subwoofer and 4"" tweeter for rich, full-range sound. The speaker supports Bluetooth 5.0 for wireless streaming, MP3 playback from Usb/Sd cards, and Fm radio. Multi-color Led lights pulse to the music for an exciting atmosphere. With a built-in rechargeable battery, rolling wheels, carry handle, and tripod speaker stand support, this system is portable and perfect for both indoor and outdoor use.