SCG-1Q-3G 3G FWT is a WCDMA 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. It can both receive and make calls.
The main application is: Connecting the RJ-11 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 FXO 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 an analog FXS phone line .
1. Air interface standard: SCG-1Q-3G is a wireless module which is designed for the global market. It is a consumptive product; it can be designed in many kinds of applications which can work on HSPA/UMTS/EDGE/GPRS/GSM network.
2. SCG-1Q-3G support the Bands as the following:
A. 3G Tri-Band UMTS/HSDPA/HSUPA (WCDMA/FDD): 850/1900/2100 MHz
B. 2G Quad-Band GSM: 850/900/DCS1800/PCS1900 MHz
C. Phone interface: supply RJ-11 Phone Interface
D. Hanging voltage: 45V
E. Picking off voltage: 30mA / 41mA
F. Dialing tone Frequency: 450Hz
G. Antenna interface: Antenna amplifying>2.5db