Multi-Port GSM/3G to ISDN BRI Gateway

    3G 850, 1900, 2100 (3G models only)

    GSM 850, 900, 1800, 1900

    2 or 4 GSM/3G lines

    BRI Connectivity

Different telecom networks offer advantages in different aspects. Today’s businesses expect the specific benefits from each of these networks. The ISDN and GSM are two such omni-present networks. Most of the establishments have access to both these networks and need to bridge and interconnect them. This allows them to dynamically select one of the networks on per-call basis for obvious benefits of cost and quality of service (QoS).

Matrix Simado GBR is one such gateway equipment offering interfaces for two GSM and one ISDN BRI port. It can be used with any brand of existing PBX or even in a stand-by mode. Simado GP supports flexible and intelligent Least Cost Routing (LCR) options providing significant cost savings and round-the-clock connectivity.

Let Matrix Simado GBR add a competitive edge to your business by reducing telephone costs!

MATRIX GBR Stand-Alone Application


MATRIX GBR (NT) with PABX (TE) Application

Allowed-Denied Lists Automatic Call Distribution
Auto Port Sensing Automatic Number Translation
Call Detail Recording (CDR) Call Duration Control (CDC)
Call Progress Tones CLIP
Dialed Number Based Routing Emergency Number Dialing
Fixed Number Dialing International Mobile Equipment
Identity(IMEI) Jeeves (Windows based Multilingual GUI Tool)
Least Cost Routing (LCR) Network Code Display
Network Selection Password Protection
Remote Programming Speech Gain Setting
SIM PIN Universal Routing

3G Network Support (GBR 3G Models) Quad-Band Support
Compact and Sturdy Design RS232C (COM) Port
Digital Switching Platform (PCM-TDM) Real Time Clock (RTC)
LED Indications Wall and Table-top Mounting


GBR21 – GSM – 2 Channel
GBR42 – GSM – 4 Channel

GBR21 3G – NextG™/3G – 2 Channel
GBR42 3G – NextG™/3G – 4 Channel


Matrix GBR Brochure

Matrix GBR Manual