... pan/tilt controller BE-4KD1. Built-in a variety of intelligent cameras, DVR control protocol, 5 commonly used control protocol for choice. 2. keyboard ... the full range of motion and control PTZ camera focus, zoom and aperture. 5. has set up a smart camera, DVR ... Camera, IR Waterproof Camera, Box Camera, Mini Camera, Hidden Camera, Zoom Camera, PTZ High Speed Camera, Wireless CCTV Camera,IP CCTV ...