1.Handy Megaphone with Siren 2.Hand held microphone 3.Ideal for crowd control,Sports events 4.Voice range 600M 5.Playback Description: This megaphone is ideal for crowd control, evacuations, sporting events, for use on building sites, and any other situation where you need to be heard from a far distance or above other noises. Featuring a voice range of up to 600m, hand held microphone, shoulder ...