Professional High performance Bluetooth speaker 4,000W PMPO. Powerful bass with built-in amplifier. Triple 12inch woofers and triple 1inch tweeters. Functions of USB/SD playback/ Aux input /FM Radio. USB port can charge cell phones and MP3 players. Master Equalizer. Led display. Two microphones’ inputs. Remote control included. This speaker has the function TWS (True Wireless Stereo) Allows you to connect easily two QFX SBX – 412300BT-RE for stereo sound experience. RGB LED speaker lights pulse to the beat amazingly. Raw music power!