The HT-4002 Telephone Hybrid is a complete telephone interconnection module, which includes all the tools to operate one or two telephone lines, as well as point-to-point lines.
The T-900 GSM Terminal, connected to a telephone device, studio telephone hybrid or Outdoor Console, allows connecting and communicating using the GSM cellular network.
The HT-4001 Telephone Hybrid is a complete telephone interconnection module, with all the tools to operate with subscriber telephone lines, point-to-point lines and the possibility of using a cell phone line. The latter requires the Cellular Coupler.
