Product DescriptionModel No. CA-336 (170 degree) Number of Pixels 510(H) x 492(V) Image Pick-up Device 1/3" COLOR CCD Image Sensor TV System NTSC/PAL Scanning System 2: 1 Interlaced SYNC. System Internal Scanning Frequency NTSC 15. 734Khz/H x 59. 94Hz/V PAL 15. 625Khz/H x 50Hz/V Horizontal Resolution 380 TV Lines