Bosch
Wireless Peripherals for Control Panels
Designed to work with the latest generation of Bosch control panels, RADION operates with 433 MHz band, allowing for higher transmission power and better penetration through building materials. Repeaters can be used to improve communication in difficult areas and to increase design flexibility. The devices also come with a long-lasting battery life and are designed to work with the latest generation of Bosch control panels.
http://us.boschsecurity.com/us_product/05_news_and_extras_2/01_productnews_2/04_productnews_intrusion_1/radion_wireless/radion_wireless