PRA-6000 Pro Audio Wired Public Address System offers 50 watt amplification for audiences up to hundreds of people. Built into a rugged case with a telescoping carry handle and a carpeted exterior. Easy to use. Simply plug in and attach included hand held microphone. CD or cassette allows music and multimedia sound effects during presentation. Record onto cassette during use. Standard base/treble controls with mic volume let you to customize to room size or outdoor use. Line out allows extension speaker capability. Public address system includes three mic inputs, 8" round full-range speaker and 4" tweeter. Runs on AC/DC power with built-in rechargeable battery.