Keyboard Input Deals

Highlights:This GSM Wirelss alarm system adopts SMS data message and voice platform of GSM network to send control command and receive alarm remotely.The system can be set delayed-arm. When a signal is detected by dedectors, the detector will send alrm signal to host immediately, and the host will send SMS alert message to pre-set mobile phone numbers automatically and drive wiretap. In addition, user can dial the system and set it in arm/disarm mode by any phone.Specifications:Using micro-computer to operate the alarm system, it can prevent th...