• 15-inch speaker delivers powerful sound with enhanced bass response, suitable for parties and events. • 2000W peak power output (P.M.P.O) and 750W rated power for loud and clear audio projection. • Built-in 12V battery provides up to 6 hours of playtime after a full charge, ideal for outdoor use. • Includes two wireless microphones for karaoke or presentations, plus extra microphone ports for additional inputs. • Features master equalization for adjusting sound frequencies to your preference. • Supports SD/MMC card, MP3 playback, Bluetooth connectivity, USB input, and FM radio for versatile audio sources. • Model: S-15RX