Telecamera di sicurezza HD 1080p 4in1 AHD TVI CVI CVBS 1920*1080 2mp CCTV cupola UTC D/N
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. Video Output: HD-AHD (1080p), (AHD, TVI, CVI, CVBS). AHD/TVI/CVI/CVBS switch.