... FWT(fixed wireless terminal) 1 pc shipping worldwide On sale! BL-8&FWT 8 port 32 sim FWT ... preset IP,preset calling time (when the time is over ,device automatically change to another SIM card ... , VOIP Gateway, Billing meter etc.;4) It is compatible with Wavecom and Simens open AT5) Dialing tone ... indicator; 16) IMEI Changing (optional),change IMEI is the best spotlight of this machine ,directly change ...