Small in size and light in weight, the ER-520 megaphone can be easily carried. With the newly developed polyamide diaphragm, ensure high sound quality. Specifications: Power Source: R6P (AA) x 8 (12V DC) Rated Output: 6W Maximum Output: 10W Battery life as below:- Voice: Approximately 10 hours (JEITA)* Siren / Whistle: Appoximately 40 minutes (JEITA)* Audible Range (City Areas) as below: – Voice: Approximately 250m (JEITA)* Siren / Whistle: Approximately 315m (JEITA)* Diaphragm: Polyimide Film Operating Temperature: -10C to 40C Dimensions (W x H x D): 160 x 256 x 260mm Weight as below:- ER520: 620g (without batteries) ER520S/W:650g (without batteries) * JEITA: Japan electronics and information technology industries association Note: Available for Rental
