Etross 8848 GSM FWT Fixed Cellular Terminal.pdf

Users manual for a Etross 8848 Fixed Wire Terminal. This uses a GSM SIM card to comunicate to a mobile network. The device has ports to plug in telephone RJ11 wires into an independent wired system. Installed in a 7 room wired house in Portugal (NOS).
This is the simple version (U$ 45)for wired phones:

http://www.aliexpress.com/item/Etross-8848-GSM-Fixed-Cellular-Terminal-FWT-Gateway/389030280.html

This is the voice + FAX version(U$90) (has a Siemens TC55i module for the FAX):

http://www.aliexpress.com/store/product/1-sim-GSM-G3-FAX-gateway-Terminal-FWT-FCT-Wll-Dialer-Etross-8848-lowest-price/404544_596534793.html