Shenzhen Skyline Technology Co., Ltd.

8 channel--8 sim cards gsm gateway

8 channel--8 sim cards gsm gateway
Product Detailed

1,8 channel-8 sims gsm gateway
2,IMEI change automatically
3,Call termination
4,automatic rotate(8 ports 8 SIM cards)

Key features:

-GSM 850MHz 900MHz 1800MHz 1900MHz

-IMEI auto rotate,auto update IMEI number

-Call termination

-standard RJ-11(FXS) to telephone or voip gateway&PABX

-8 SIM automatic rotate(8 ports 8 SIM cards)

-Radio Bases Changing Automaticly to sim ulate movement

-Provide accurate anti-polarity signal,Precise reverse polarity

-Caller ID

-Call back Function

-Support DTMF

-Caller ID

-Call back Function

-Support DTMF

-Support 2nd Stage Dialing

-Can dial number including*#.

-Can set dial speed,quick dial and slow dial.(dialdelaytime)

-Support CLIR(callinglineidentityrestriction)

-Forbid incoming call

-Set IP number before the number

-Set the number can not be dialed

-Set rapid reaction when detecting busy signal

-Lock network

-Can set auto dial till connect call


SMS Function(Optional)

Overview of AT Commands According to GSM


1,Set FWT to SMS MODE(Connect telephone to FWT port to set command)

**20100501#        // Enter into the data mode/SMS modem/GPRS modem 

2, Connect date cable to FWT and COM of PC to send SMS



3,Open your SMS software to send SMS using AT commands


Power On:

After 50mS,HOOK LED is on

After 2S,HOOK LED is off,TALKLED is on

After 2S,TALK LED is off,SIG3 LEDison

After 2S,SIG3 LED is off,SIG2 LEDison

After 2S,SIG2 LED is off,SIG1 LEDison

Atfer 2S,SIG1 LED is off

After 2~4S,SIG3 and SIG2 and SIG1 LED is on


LED Indicating (from the left to the right):



Supply DTMF dialing interface (RJ-11PhoneInterface)
Standby voltage 45-50V,
Hanging voltage 9-14V
Ringing voltage 75V,
Call connected voltage 9-12V
Dialing tone Frequency 420Hz,
Busy-Toneand Disconnect Tonewith 0.35secon/off
DTMF ON/OFFi nterval 100ms,
Picking current 23mA/43mA
25HzRing,600 ohm Impedance


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