6"W x 6"L x 2"H Originally designed to meet the needs of vehicles with very limited or confined spaces. The clear sounds, quality contruction and power of this siren will amaze you. Standard siren tones included are Wail, Yelp, HyperYelp, Airhorn, and Manual Wail. Other great options with this compact siren are instant on and short circuit protection. You can't go wrong with an industry leading siren from Code 3.