Search query: 12v pa system

Product: Zone Tech 5 Tone Sound Car Siren Vehicle Horn with Mic PA Speaker System Emergency Sound Amplifier - 60W Emergency Sounds Electric Horn-Hooter/Ambulance/Siren/Traffic Sound with PA Microphone System ► 5 TONES - The Zone Tech sound car siren offers 5 great sounds; a traditional hooter, a ringing fire alarm, a wailing ambulance, a blaring police siren, the distinct traffic sound, etc.
► LOUD AND CLEAR - The Zone Tech sound car siren is handy but loud and clear for its size. You have to be firm and solid when on the PA speaker for volume. The tones can be heard clearly even a mile away.
► PREMIUM QUALITY - The Zone Tech sound car siren is constructed from premium quality materials to ensure maximum strength and durability for long lasting usage. The kit includes solid state PA microphone assembly for clear voice commands and a 60 Watt siren system that can be heard loud and clear
► VERSATILITY - The Zone Tech sound car siren is not only for vehicles, but also anywhere for its appropriate usage. The car siren is also perfect for Security Vehicle-Emergency Response Vehicles (ERV).
► EASY TO INSTALL - The Zone Tech sound car siren is easy to install just connect the RED wire to a 12v source (inline fuse included). Run the BLACK wire to a ground (or negative battery post). With very large vehicles, the installer may need to purchase additional wiring to elongate the wires. Typical install time is less than a 1 hour. Check your local laws; it may be illegal for this siren to be installed in unauthorized vehicles. It installs anywhere with 12V DC power. Zone Tech

Product: Wolo WOL345 Animal House Electric Horn Good if you want to attract immediate attention
69 different sounds to choose from, 9 animals (hen, bull, horse, sheep, rooster, frog, dog, duck, cat), 10 sirens, 50 musical songs (songs are not selectable)
Use the microphone to convert the Wolo 345 horn into a powerful P.A. system- great for sports events, etc
Features a volume control to allow the user to adjust to any level from soft to super loud
Built with the latest state-of-the-art electronics for years of dependable service Wolo Regular