40W; Two 16 channel selectable 2.4GHz receivers for wireless microphones; Bluetooth(R) enabled; 5" full-range speaker; 3.5mm port for playing external media devices; 1/4" microphone input; Tone controls for bass/treble; Universal auto sensing power supply; Molded plastic enclosure; For audiences of up to 500; Designed for rooms up too 1,500 sq ft; Handheld microphone storage in handle; Battery level meter; Battery charges while in use when plugged in; Rechargeable battery runs for up to 5 hours--depending on volume; Includes shoulder strap, handheld wireless mic & AC power cord;