Telecamera cctv di sicurezza esterna HD 1/3" NVP2475+OV4689 4MP 4 in 1 AHD TVI CVI CVB
1/3" NVP2475+OV4689. 1/3" 4MP use OV4689 4million progressive scan CMOS Sensor. Default signal is HD AHD. If you are using other DVR, you need to switch to other signal firstly. UP:AHD Down:CVI Left:TVI Right:CVBS.