Outdoor PTZ Analog Camera, 22X Optical Zoom, 960H CCTV Security Dome Camera, up
Video Capture Resolution 960H. [RS485 Interface for PTZ & 18 Wire Gauge Required] – Compatible with 960H Analog DVR with Pelco D Protocol and greenish RS485 port. A 960H DVR with RS485 port on the back and supports Pelco D.