... 3,Support win7,ptz,wifi 520TVL Night Vision mini wireless network ip cameraSupport win7+wifi( 90/120 degree view angle; ... 2.3G) available to avoid interference from Wifi equipments,WLAN network, bluetooth equipments;and other general 2.4GHz equipments can't ... receive your signal,protect privacy well. 2) Wireless Network Video Server(NC6200) Package contents Wireless mini camera x1Network Video ...