4 ports GSM FWT-Quad bands for VOIP call

GSM 4 channels Fixed Wireless Terminal
4 ports GSM FWT-GSM gateway
FWT for call.
can put in 4 SIM cards.

GSM FWT have standard RJ11 (analog FXS) interface
can work well with VOIP gateway, Alarm,billing meter.

-IMEI changer, IMEI auto rotate
- GSM 850MHz 900MHz 1800MHz 1900MHz
-Provide accurate anti-polarity signal
-Caller ID
-Callback Function
-Support DTMF
-Support 2nd Stage Dialing
-Can dial number including*#
-Forbid incoming call
-Set IP number before the number


Parameter:
Supply DTMF dialing interface (RJ-11 Phone Interface)
Standby voltage:45-50V;
Hanging voltage: 9-14V;
Ringing voltage:75V;
Call connected voltage: 9-12V;
Dialing tone Frequency: 450Hz;
Busy-Tone and Disconnect Tone with 0.35sec on/off;
DTMF ON/OFF interval: 100 ms;
Picking current: 23mA/43mA;
25Hz Ring, 600 ohm Impedance.

Product dimension: L455x W280 x H45mm
Gift box dimension: L520x W330x H100mm

winnie
MSN/Email: szrunsunsale@hotmail.com
4 ports GSM FWT-Quad bands for VOIP call