4 SIM GSM Fixed Wireless Terminal with 4 Rj-11 FXS Port for Telephone
1, General Description
GSM FWT ETS-4S is a newly designed 4 ports GSM to POTS (Plain Old Telephone Service) line Converter, also known as Fixed Wireless Terminal. The device has 4 line connections that allow 4 regular analog telephones to be connected to 4 Cellular GSM service just like connecting to 4 local PSTN (Public Switched Telephone Network) land-lines. Your calls are connected on the GSM network. This device receives and makes phone calls.
Model GSM FWT ETS-4S is 4 GSM modules + 4 FXS ports.
2, Installation and Connections
- The GSM FWT ETS-4S has to be in an area with a good GSM network coverage. Poor signal may affect the quality of the voice.
- Insert the SIM card into the SIM card holder at the back of the GSM FWT ETS-4S.
- Connect the antenna. In order to ensure a good quality of voice, it is recommended to locate the antenna at least 1.5m from the telephone and from the GSM FWT ETS-4S.
- Plug the RJ-11 cable to the back of the GSM FWT ETS-4S marked as FXS (1-4) and the other end to your telephone.
- Plug the Power Adapter to the wall power socket and its 12v plug to the Power (PWR) connector on the back of the GSM FWT ETS-4S.
- Your Telephone will ring twice when the GSM FWT ETS-4S has completed the boot process, it takes about 5 seconds.
- You can make and receive calls after you can hear the Dial Tone on the telephone and Network Signal indicator (GSM) is ON.