All of the quality, versatility and design features that have made Code 3 Sirens stand out from the competition. Code 3 has designed a compact siren that will deliver a true 100 watt output with a clarity and quality that is unmatched in the industry today, at a price that is truly exceptional. Features: Wail, Yelp, HyperYelp, and Air Horn Tones. Instant On. Ease of Use. Output Short Circuit Protection. Versatile Amplifier Mounting. Small Remote Switch Panel. 100 Watt Output. Compact Size. Dimensions - Amp: 3.75" W x 7" L x 1.875" H. Dimensions - Switch: 1" W x 3.625" L x 2.125" H.