MA500 is a very light-weight portable PA can be strapped to waist as a belt pack and can work with a variety of microphones. It can be powered by 6 AA alkaline batteries or rechargeable batteries. Featuring high ef?cient 2.5" driver driven by 5-watt amplifier, it is specially designed for kindergarten teacher and mobile retail stands. The MA500 is packaged with an E105 headworn cardioid microphone for hands-free operation. It’s suited to smaller, quiet spaces with warmer sound.