Overview: The Panamax MOD-DBSTV is a signal line protection module, designed to work with several Panamax surge protectors and line conditioners. The module is designed to protect two satellite lines, one cable TV or antenna line, and one telephone line. Add-on Modules: Panamax offers add-on modules that can be daisy-chained to specific AC surge protector base units. Modules can be "stacked" one on top of another to protect additional phone and data lines, computer network lines, satellite and CATV coax lines, and speaker, keypad, control, and security wires. Brackets are included for connecting the module to the base unit.Panamax Unit Compatibility: The MOD-DBSTV works with the following Panamax units capable of accepting add-on signal line modules:PM8-EX, PM8T-EX, PM8C-EX, PM8DBS-EX M8-EX, M8T-EX, M8C-EX, M8DBS-EX, M4-EX, M4T-EX M8C-Pro, M8HC-Pro M8-HT, M8-HT-PRO, PM8-HT Connections: The MOD-DBSTV is equipped with the following connections.SAT/CATV: The MOD-BSTV is equipped with three gold-plated female F-type input connections and three gold-plated female F-type output connections. Two sets of these connections are rated at 950MHz-2.2GHz for Satellite while the other connection is rated at 5MHz-950MHz for cable or antenna. RJ11: The MOD-BSTV is equipped with one RJ-11 output connection and one RJ-input connection to protect your phone line.