Toa's ER-1215S handheld megaphones feature built-in unidirectional dynamic microphone with press-to-talk switch, 23 watt output, approximately 14 hours battery life and a special antibacterial treatment on the grip and microphone for protection from germs. The S version also features a built-in alarm siren.
Toa's ER-2215W Shoulder Slung Megaphones feature a shoulder megaphone rated at 15 W of output. The ER-2215W comes with a whistle and has a separate microphone. 23W Output, 9hrs Battery life (20 mins for Whistle). It can be mounted to an optional speaker stand.