4 Ports 4 Sims GSM Gateway/Fixed Cellular Terminal/ Fct With Imei Changeable

1. Based on GSM 900/1800 or 850/1900MHz
2. Support 4 SIM cards
3. Support reverse polarity
4. Can connect to PBX...
Features:
It is a 4 channels GSM gateway that has 4 ports FXS interfaces.
It can connect with ordinary telephone set, PBX or VoIP gateway, call back system etc.
Dialing tone frequency: 450Hz
Employ industrial module (SIM340) to make
SIM card supported (1.8V, 3V)
Caller ID display
Dtmf dialing
Bell signal
Polarity reversal
The rj-11 socket which connect the phone or billing system for metering purpose
Antenna socket (sma)
IP presetting.
Working status indicator
Signal strength indicator
Technical specifications
Air interface standard: GSM850/1900MHz, 900/1, 800MHz phase 2+ full band
Frequency ranges:
A) GSM 850 GSM 1900:
I) transmission: 869.2 ~ 893.8MHz I) transmission: 1, 930 ~ 1, 990MHz
Ii) reception: 824.2 ~ 848.2MHz ii) reception: 1, 850 ~ 1, 910MHz
B) GSM 900: GSM 1800:
I) transmission: 890 ~ 915MHz I) transmission: 1, 710 ~ 1, 785MHz
Ii) reception: 935 ~ 960MHz ii) reception: 1, 805 ~ 1, 880MHz
Phone interface: Supply rj-11 phone interface
Hanging voltage: 45V
Picking off voltage: 30mA / 41mA
Dialing tone frequency: 450Hz
Antenna interface: Antenna amplifying>1.5dB
Sensitivity: <-104dBm
Transmitting power<3W
Adapter interface: Input: AC 175~260V
Output: +12V/1000mA
Operation circumstance:
Operation temperature: -10c~60c
Storage temperature: -20c~70c
Operation humidity: 45%-95%
Atmosphere pressure: 86-106kpa
Environment noise: <60dB
Transmitting power: 2W
Sensitivity: <-104dBm
Antenna amplifying: >1.5dB
Dialing frequency: 450Hz
Hanging voltage: 45V
Picking current: 30mA/41mA
Package:
Product dimension: L455x w280 x h45mm
Gift box dimension: L510x w170x h64mm
G. W: 4.5kg