Pyle PMP20 20-Watt Megaphone/Bullhorn
? 20W power;? Over 400-yard range;? Used by US Armed Forices;? 2 audio functions: voice & siren modes;? Compact & durable with foldable handle;? Ergonomic pistol grip & lightweight chassis;? Voice mode amplifies voice as spoken into microphone;? Alarm mode amplifies alert/siren tone through the megaphone speaker;? Requires 4 C batteries;? Dim: 5.4 dia x 8.6L;