Amazon.com: Portable Megaphone Speaker PA Bullhorn - Built-in Siren, 50W Adjustable Volume Control in 1200 Yard Range, Ideal for Any Outdoor Sports, Cheerleading Fans and Coaches or for Safety Drills - Pyle
Amazon.com: YHAAVALE 9200E Amplifier Police Siren & Metal Ultra Slime Octagon Compact Flat Speaker,DC12V 100W Multi-Tones Wired Control with Mic Loudspeaker Emergency Electronic PA System for Police Cars : Electronics
What to expect from the Digiflavor Z1 and the Siren 3 RTA ?