The Anchor Audio 812400 is a Beacon System 4 Portable Bluetooth PA System featuring a Indoor/Outdoor U4 Speaker with a quad microphone receiver and 4 wireless WH-LINK handheld mics. Beacon is Anchors most popular and versatile all-in-one system, with an unmatched combination of ease, performance and portability. This lightweight, all-in-one, 123dB, 200-watt RMS powerhouse quickly sets up anywhere, with crystal-clear sound projection that easily fills indoor or outdoor spaces with crowds of 2,500 or more. Battery-operable and loaded with connection options, including best-in-class Bluetooth performance, Beacon models can wirelessly link to additional Anchor AIR speakers, letting you serve both today's PA needs and tomorrow's. Connect up to 4 wireless microphones or your own audio sources through Beacon's flexible connection panel. After you're done, the system quickly folds up and rolls away for easy transport. When you need a compact PA system that can do it all, anywhere, look no further than Beacon!