The VSD-208 Voice Siren Driver is designed to be used for fire and intrusion applications. The VSD is versatile and easy to install, compatible with most control panels, and can be mounted with the double sided tape provided.The VSD-208 can instantly produce a verbal fire or burglary announcement in English, Spanish, or both. Choose from 32 different mode selections. One of 8 distinctive sound options announce independently or in conjunction with the voice warning.