1> 2.4Ghz wireless camera kit 2> Four wireless camera supported 3> record videos on pc 4> ... advanced search mode. Users can search by date/time, camera, record mode, and random combination of the three ... C / -4°F ~ +140°F Operating Humidity 85%RH CAMERA TV System PAL NTSC Validity Pixel 628 H x 582 ... PAL/NTSC/SECAM Compatible Power Consumption 8W 2.4GHz wireless camera with receiver IR Night Vision