GAMPRO Car Siren Speaker, 12v 50w 7 Tones Sound Electronic Car Siren Vehicle Horn with Mic PA Speaker System Amplifier Emergency Sound for Cars Vans Trucks Motorcycles Material: High Quality Weather Resistant ABS-plastic housing + iron holder 7 Siren Sounds: Hooter/Ambulance/Traffic/Police/Fire etc Microphone for PA system,This is not a professional product! So, maybe it is not too loud. Easy to install anywhere with 12V DC Power Valued customer, please understand this product is designed for custom installation. It needs 12V Power delivered to 2 wires. You may have to extend the wire between the speaker and the control module if you are mounting this in your engine bay.