Features : *Plug in directly into control panel  * Remote expander can be used instead of plug in expander  * Expands system zones by 8 zones  * Use with Texecom 412 , 816 or 832 control panels  * Texecom 412 max 16 zones  * Texecom 832 max 32 zones .   Availability : In Stock        Model : TEXP8XE01      Manufacturer : Texecom