LaserShield CYC-0012301 Cyclone GSM Cellular Adapter for LaserShield Burglar Alarm System Sets up in seconds, no installation or programming Includes battery backup The cyclone kit includes the cyclone communication unit, an A/C power cord and telephone cord Assembled dimensions (inches); depth: 7.75 height: 2.75 width: 5.5 weight: 1.9-Pound Requires LaserShield basic starter kit for use