A compact megaphone with folding handle and wrist strap for ultimate portability. Announcements are amplified from the integral rear microphone up to 10W output with an optional siren for alerts. Easy to carry and store yet capable of delivering impressive sound projection.- Voice or siren switch- Sliding volume controlSPECIFICATION:Battery 6Vdc (4 x C, not supplied)Rated output power 10WRange 200mDimensions 220 x 140mmWeight 450g (no battery)