... alarm input 1 SATA recording Professional H.264 Network Video Server Dahua NVS with 1SATA, 3G WIFI ... > 3G (Model –E/-C only), Wi-Fi (Model –W only), 1SATA, 1USB> Multiple network monitoring: Web viewer, CMS(DSS/PSS ... T)Wireless3GEVDO(CDMA1X)/WCDMA and other 3G network (model–E/-C only)Wi-Fi802.11bg (model –W ... only)Network FunctionsTCP/IP, PPPOE,DDNS, FTP, IP Filter, ...