Product Description

General Description:
Etross****8 is a GSM to Analog Converter(single port, insert 1 sim card only), 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 extentions, 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) It is a 1 channel GSM Gateway which has 2 RJ**1 outputs for extensions;

2) It can connect with ordinary telephone set, PBX , VOIP Gateway, Billing meter etc. ;

3) Dialing tone frequency:**0hz;

4) Employ Industrial module to make;

5) Can adjust dial interval from 0.5sec to 9 secs by setting up from telephone set;                                         

6) Can adjust voice volume by setting up from telephone set;                              

7) SIM card supported (1.8V, 3V);
8) Caller ID display;
9) DTMF Dialing;
*0) Bell signal;
*1) Polarity reversal;
*2) The RJ**1 socket which connect the phone or billing system for metering purpose;
*3) Antenna socket (SMA);
*4) IP Presetting;
*5) Working status and Signal Strength by LED indicator;                                                 

*6) IMEI Change (optional).

*7) back up Li-ion battery( Optional) 7.2V ***0mAh.standby *4hrs,talking time: 2.5hrs.

Technical Specifications
Air interface standard: GSM**0/***0Mhz,**0/1,**0Mhz phase 2+ full band
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
Phone interface: supply RJ**1 Phone Interface
Hanging voltage: *5V
Picking off voltage: *0mA / *1mA
Dialing tone Frequency: **0Hz
Antenna interface: Antenna amplifying>2.5db
Sensitivity:<***4DBM
Transmitting power<3W

Color: White /Black (optional)
AC-Adapter interface: Input: AC **0~**0VAC  *0~*0Hz
                   Output: *2DC 1A.

AC-Adapter type: EU,US,AU,British can be optional

Pack List:

GSM FWT****8:1pcs

Power Adapter:1pcs

Antenna:1pcs(short antenna or 3m antenna)

User Guider:1pcs