*GMS modem frequency: 850/900/1800/1900 MHz
*Power supply voltage: 16-24V AC or 18-24V DC
*On-board zones: 6 (12 in ATZ mode). *Possibility to increase to 44
*PGM outputs: 4. *Possibility to increase to 44
*Supported protocols: ADEMCO CONTACT ID
*Ways of configuration: SMS, USB, Internet, keypad
*Operating temperature: -20...+55°C
*Maximum number of wireless devices: 16
*Radio transmitter-receiver frequency for wireless connection: 868 MHz
*Supported amount of keyboard: 4 EKB3 or EKB2
*Dimensions: 140x100x18mm