The Dahua SD6C230S-HN PTZ indoor or outdoor camera comes with a 4.3~129mm lens. Being a PTZ, this camera has 16x digital zoom capability and pan/tilt functionality. This allows the user to shift the focus of the lens and also aim the camera to different locations as desired. It also has multiple network monitoring using web viewer, CMS & DMSS. The PTZ camera is supported with intelligent 3D positioning utilizing the DH-SD protocol.
This camera comes with day/night capabilities with IR up to 330ft. Low lux and DWDR technologies provide clear, black-and-white images out of otherwise dark settings. 3DNR - digital noise reduction - helps cut down on image fuzz. Coming with IP66 protection standards, this camera can stand up to inclement weather conditions.
What is the biggest difference between Dahua SD6C220S-HN and Dahua SD6C230S-HN?
The ZOOM. The SD6C230S-HN comes with a 30x optical zoom while the SD6C220S-HN comes with a 20x.