... 9. Hint the function of telephone line error. 10. Can control the system by calling-in, such as arm, disarm, Listening ... Standby Current: 80mAWorking Current: 500mAPower Supply: DC9~12VOperating Temperature: -10°C~ +40°CGSM Frequency: 900/1800/1900 MHzReceive Coding: ... panel, 1 wireless infrared (motion) detector, 1 wireless door magnetic detector,1 siren, 2 remote controllers, 1 power supply, 1 ...