Altavoz de megafonía AudioMaster, 2 W, 25 Vrms, altavoz reentrante, UL Fire, BeigeFEATURES Federal Signals AudioMaster Model AM50 is a compact, two watt, transformer coupled speaker for use in emergency notification or paging applications. The unique design of this four inch square speaker centers around the short, folded, re entrant horn that is interposed between the diaphragm and the surrounding space. This speaker is supplied with wiring terminals and strain relief for inbound and outbound speaker wiring. Model AM50 is designed