20x USB2.0 PTZ Camera with PoE+&Audio ◆Adopts advanced ISP, 1/2.8-inch 2.1MP sensor, providing full HD video resolution. ◆High-quality 20x optical zoom, 2x digital zoom lens with 60-degree field of view. ◆IP, USB video output interface, compatible with different applications. ◆Advanced focusing algorithm: fast and precise focusing performance during movement. ◆Smooth PTZ mechanism, accurate pan tilt motor control. ◆Up to 128 presets available. ◆White balance/ Exposure/ Focus/ Iris can be adjusted automatically or manually. ◆Support PoE+: one single CAT5/6 for video, control and power, highly efficient video encoding. ◆Support line-in function, AAC and LPCM audio encoding. ◆Support VISCA, PELCO-P, PELCO-D, ONVIF and VISCA over IP control protocol; IP VISCA over both TCP and UDP. ◆Support RS232 daisy chain, up to 7 cameras under VISCA protocol. ◆Support upside-down (ceiling) installation, H/V flip. ◆Support RS232/UVC control. ◆Standard UVC1.1 protocol, seamlessly compatible with all major video conferencing software and platforms.