Megaphone 25w megaphone + siren, 0.5 to 1km, ø230x370mm megaphone voice clear voice projection hand held megaphone power megapho - Eclats Antivols
Velleman MP25FMU - Power Megaphone 25 W with Handheld Microphone, USB and sd Card slot ("MEGÁFONO")
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Brand New Portable Megaphone 50 Watt Power Megaphone Speaker Bullhorn Voice and Siren Alarm Modes with Volume Control and Strap|Megaphone| - AliExpress
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Velleman MP25FMU - Power Megaphone 25 W with Handheld Microphone, USB and sd Card slot ("MEGÁFONO")