Designed for connection between the wired terminal object device and the monitoring centre of the system "Akhtuba" on the wireless channel GSM / GPRS, provides conversion of wired and wireless protocol of the system "Akhtuba". The modem can connect up to four wired UEO.
It has two holders for SIM cards of micro-SIM format. Power supply is provided by a stabilised power supply with output voltage from 6 to 14.5 V.
Modem consumption current at 12V voltage is not more than 300 mA. There is a connector for connecting a Li-Po 3.7 V 600 mAh battery, as well as a GSM 900/1800 subscriber radio SIM800C.
The frequency band is (925-960) MHz, (1805-1880) MHz (receive), (880-915) MHz, (1710-1785) MHz (transmit). Maximum transmitter output power is 2W (GSM 900 standard), 1W (GSM 1800 standard).
GOST 12.2.007.0
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