Speco Tech ER370 Deluxe Megaphone w/Siren - Red/Grey - 16W ER370. Deluxe Megaphone with Siren - Red/Grey - 16W Our 16 watt deluxe megaphone Specifications for Speco Tech ER370 Deluxe Megaphone w/Siren: Manufacturer: Speco Tech Color: Black Package...