The Trouper 300 is a superb all-in-one loudspeaker system that has everything you need - dynamic sound, multi-colored LED lighting effects, rechargeable battery, and convenient ease of use. Whether you're hosting a backyard barbecue, organizing a corporate event, or throwing a beach party, the Trouper 300 is designed to deliver exceptional sound quality in any setting. The Trouper 300 can be powered either by a rechargeable battery or by AC power, giving you the flexibility to use it anywhere, anytime. Say goodbye to worrying about power outlets or running extension cords across your event space. Equipped with ultra-modern audio technology, including premium drivers, the Trouper 300 produces unmistakable sound with deep bass and crisp highs. A high-quality microphone with echo effects is included in this speaker package. Whether you're playing music, making announcements, or giving speeches, your audience will experience an enveloping audio experience like never before. Stream music wirelessly from your smartphone, tablet, or laptop to the Trouper 300 wireless speaker via Bluetooth. With a range of up to 100 feet, you can control the music from anywhere in the venue, giving you the freedom to mingle with your guests without being tied down by cables. Trouper 300 speakers play well together! You can wirelessly link 2 two Trouper 300 speakers together for true stereo sound.