TA-CKNU Network Alarm Server (briefly called CKNU)  transmits the message,from alarm unit to the alarm center by network, and the center will control the alarm unit as well. SDK is offered for further develpement to making the akarm center  into the integrated surveillant system.the unit by LAN; TA-CKNU-PW: for WAN connection; controlling and programming by virtual leypad via LAN; TA-CKNU: receiving messages and controlling
the unit by LAN and for WAN connection; supportting PARADOX, CK, HONEYWELL, CROW, HORN, SHIKE, Roken host Series.