40W Loud Hailer Horn with Swivel Bracket Gets your point across with up to 40 watts power handling capacity. This speaker also supports a loud-hailer listen-back function. It is made of high impact white plastic and includes a tilt mount bracket. Features: * Measures 7″ wide x l3″ deep * 8-ohms, 40 Watts @ 400 Hz * Frequency Response: 250 Hz to 8 KHz * Operating temperature range: –40 to +176 degrees F (–40 to +80 C)