Portable Shoulder Megaphone
The ER-604W is a compact, lightweight shoulder-type megaphone with whistle signal. It's close-talking microphone has a handy-to-operate volume control and press-to-talk switch. External microphone inputs on the unit's rear panel can accept an optional microphone or a headset microphone for hands-free use. In addition, an AUX (auxiliary) input can accept a CD, MD, or cassette player.