【Powerful Stereo & Rich Deep Bass】Boasting 300W peak output and dual 6.5-inch subwoofers, this portable party speaker delivers thick bass and immersive surround stereo. The large bluetooth speaker produces crisp, full-range sound that easily covers indoor rooms and outdoor yards to elevate any party atmosphere. 【TWS True Wireless Stereo Function】Pair two identical wireless bluetooth speaker units via TWS technology to build a 360° surround sound field, enjoy true left-right stereo sound—perfect for parties, backyard and home entertainment. 【Colorful LED Light Show】Party loud speaker with 6 Beat-sync modes, vibrant Dynamic lighting syncs to the beat of your music, creating an immersive party atmosphere ideal for gatherings, outdoor events, and celebrations. Coupled with high-quality sound, and enjoy the dual impact of vision and hearing,boosting more off your party. 【15H Playtime & Fast Charge】Party box speaker equipped with a high-capacity battery, it delivers up to 15 hours of continuous playback on a full charge. And its fast-charging technology, keeps your music going nonstop, Let the large portable speaker become your most reliable music companion. 【Built-In Mic for Karaoke】Outdoor karaoke speaker comes with a microphone input to support singing, hosting and party, making it perfect for family gatherings, events, and outdoor fun.