Compact Megaphone PA with SirenA compact yet powerful personal megaphone. Operation is simple; select speak with the switch, speak into the microphone, and it will amplify your voice. Adjustable volume level and in built siren as well. Handle folds away for easier storage and transportation, and there's a wrist strap for safety (especially when standing above a crowd). Features: Folding Handle Siren Generator Carry Strap Microphone: Unidirectional