Reduce vocal strain and stress with this handy personal PA system thats ideal for teachers, trainers and presenters. Lightweight and comfortable, this unique fanny-pack unit weighs only 1.2 lbs. on your waist. With five watts of power, this go-anywhere unit is perfect for indoor or outdoor use. Easy-to-use amplifier features a simple volume control with a built-inn on/off switch. Durable 40 neoprene belt with 12 extension is easy to adjust and sweatproof. Rechargeable NiMH power pack delivers up to 14 hours of continuous talk time. Accessory Type: N/A; Voltage: 9.0 V; Power Source(s): 6 AA Batteries; For Use With: N/A.