8 Ports GSM FWT FCT WLL Gateway Roaming 32 SIMs Automatically

Product Description

General Description: Etross****8 is a GSM to Analog Converter, the device can produce a FXS line to allow a regular phone to be connected and used just like a local landline (PSTN) except your calls will go out the GSM network. This device can both receive and make calls. The main application is: Connecting the RJ**1 FXS line to connect Ordinary telephone set for voice call, to connect PBX for call extensions, to connect billing systems for public phone use, to connect VoIP gateway to realize VoIP call termination, to connect alarm system for security purpose, etc. It is not a VOIP gateway, nor a GSM+VOIP gateway, It is a GSM Fixed Wireless Terminal that produces a Analog FXS phone line. Features: 1.DTMF Dialing ***** Presetting 3.Has 8 FXS ports ***** Changeable 5.Displays caller ID ***** hide subscriber ID 7.Bell signal, clear voice ***** with Asterisk 9.SIM card supported(1.8V, 3V) *0.Simple to install and operate *1.Provides reversal polarity for metering *2.Working status and Signal Strength by LED indicator *3.*2 SIM cards can rotate by using time or calling-out times automatically 1) IMEI change by DTMF from telephone set; 2) SIM rotation; 3) Auto IMEI change when SIM rotation. - rotator by really clock (4 time oclock) - rotator by dial times - rotator by total talking minutes - rotator by working hours ***** to any telephones, PBX, PABX, VOIP gateway, call-back system Frequency ranges: A) GSM **0 GSM ***0: I) Transmission: **9.2 ~ **3.8MHz I) Transmission: 1, **0 ~ 1, **0MHz Ii) Reception: **4.2 ~ **8.2MHz Ii) Reception: 1, **0 ~ 1, **0MHz B) GSM **0: GSM ***0: I) Transmission: **0 ~ **5MHz I) Transmission: 1, **0 ~ 1, **5MHz Ii) Reception: **5 ~ **0MHz Ii) Reception: 1, **5 ~ 1, **0MHz