GSM gateway, connect with PBX. With back up rechargeable Li-battery, long standby time for more than 24 hours.

GSM gateway

Features:

1. Support reverse polarity

2. Can connect to PBX.

3. With 2 RJ-11 phone port

4. support extension

5. GSM900/1800/850/1900MHz

  

 Main Functions:

1. Using SIM card and suitable for GSM850/1800/1900MHz (optional).

2. Making & answering calls after connecting to telephone set.

3. Caller ID

4. Available to connect with telephone set, PBX, billing machine, etc

5. Available to connect with backup battery, and the stand-by time can reach 24 hours in case when the power is cut off.

6. Built-in PIN code protection featured with locking device/card/network 

 

Technique Parameters:

l Working Frequency

Rx (EGSM 900): 925~960MHz

Tx (EGSM 900): 800~915MHz

Rx (DCS 1800): 1805~1880MH

Tx (DCS 1800): 1710~1785MHz

l Power Consumption: <=5W

l Working Voltage: DC5V

l User Access Port:

Dialing tone frequency: 450Hz continued

Busy tone frequency: 450Hz 0.35s/0.35s

GSM gateway