1、AI Tracking: Accurate AI people tracking to ensure a clear picture of the conference presenter. The lens quickly, accurately and stably completes auto focus without blurring every detail. 2、20x Zoom: Support 20x digital zoom, capturing details and present a delicate picture. Gathering meeting whiteboard, easy to zoom in details, no damage to the picture quality, more efficient meeting. 3、Network Protocols: 4K PTZ camera supports various network protocols such as T28181, RTSP, RTMP, etc., realizing remote control and more convenient meeting. 4、Multi Interface: With USB3.0, HD Multimedia Interface, IP, SDI and other interfaces, the camera with multi interface design, to meet the needs of different devices connected. 5、Ultra Wide Angle: With ultra wide angle horizontal viewing angle, all round recording of the meeting site. The lens can be rotated horizontally by 340° and vertically by 120°, which can shoot the meeting room in all directions. Item Type: PTZ Camera Material: ABS Image Sensor: 1/2.5 Inch Premium HD CMOS Sensor Effective Pixel: 16: 9, 4K 8.51MP Effective Pixel Video Format: 4K 30/25, 1080P 60/50/30/25, 720P 60/50 Optical Zoom: 20 Times, 20 Times Digital Zoom Lens Parameters: F1.6 to F3.5, F=5.5‑110mm Horizontal Angle of View: 58° (wide End) to 2.9° (far End) Presets: 256 (10 Presets for Remote Control with Watchdog Function) Video Interface: USB3.0, HD Multimedia Interface, IP, SDI AI Tracking: Support Local USB External Expansion: Support One Key Video Format Switching Map: Support SNR: > 52dB Minimum Illumination: 0.1 Lx. Gain: Auto, Manual White Balance: Auto, Indoor, Outdoor, One Button, Manual AE Control: Auto, Manual Image Flip :Yes Backlight Compensation: Yes Noise Reduction (3D NR): Yes Focus Mode: Auto, Manual Menu : Chinese Menu Support OS: for Windows 7, for Windows 8, for Windows 10 PTZ Control: IR Remote Control and RS485, RS422, RS232, USB USB Communicating Protocol: UVC1.1 Control Protocol: for VISCA, for PELCO D, for PELCO P Communicating Control Interface: RS232, RS422, RS485 Baud Rate: 9600/4800/2400bps Control Signal Interface: 8 Core Mini DIN Control Signal Format: Start Bit: 1 Bit, Data Bit: 8 Bits, Stop Bit: 1 Bit Video Coding: MPEG, YUY2, H.264 Image Flip: Image Horizontal, Vertical Flip Installation: Wall Mounted, Hanging, Tripod Horizontal Rotation: ±170 Degrees; Pitch Rotation: ‑30 Degrees to +90 Degrees Horizontal Control Speed: 1‑100°/sec; Tilt Control Speed: 1‑60°/sec; Preset Speed: Horizontal: 100°/sec; Tilt: 60°/sec Coding Technology: H.264, H.265 Sound Interface: 3.5mm Line In Sound Coding Format: AAC, MP3, G711 Sound Sampling Frequency: Support 8000, 16000, 32000, 44100, 48000 Remote Control Battery: 2 x AAA Batteries (not Included) 1 x Camera 1 x USB Cable 1 x Bracket 1 x Screw Accessory Kit 1 x Remote Control 1 x Network Cable 1 x Network Cable Box 1 x Power Cord 1 x Power Adapter 1 x Instruction Manual