Feature: 1. Large Sensor: Using a 1/1.8in (about 1.3 cm) CMOS image sensor, the image is sharper, less noise, and can display the true color of objects more accurately. In order to adapt to different scenes, the camera image color can be modified by upgrading the firmware, the new firmware can optimize brightness, contrast, hue, saturation, sharpness, white balance, exposure. 2. High Resolution: This Webcam has high resolution, 3840x2160 30PFS maximum output, 1920x1080P 30FPS smooth video, low latency. 3. 6‑12mm Distortion Free Manual Lens: Field of view 27.5 degree‑48 degree, you can capture more details of the scene and clear images, is the ideal camera for live and network playback. 4. Dual 1/4in Threaded Hole Design: Solid aluminum shell material with 3m USB cable. Dual 1/4 inch threaded hole placement makes it easier to meet the multi angle placement of monitors, laptops, desktops, desks and even other flat surfaces. 5. Multiple Resolutions to Choose From: 3840x2160 30fps, 2560x1440 30fps, 2048x1536 30fps, 1920x1080 30fps, 1280x720 30fps, 640x480 30fps. Specification: Item Type: HD Streaming Media Teaching Network Camera Commodity Material: Aluminum Alloy Plastic Weight: 550g / 19.40oz Module: HY 6110 Sensor: For CMOS IMX334 sensor Optical Format: 1/1.8in Pixel Size: 2.0μmx2.0μm Interface: HD Multimedia Interface (Type A), USB (Type B) HD Output Image Resolution: 41MP HD Output Video Resolution: 4K:3840x2160P 30FPS 2K:1920x1080P at 60FPS HD Output Ratio: 4: 3,16: 9 screen support USB2.0 (driver free): 4K:3840x2160P at 60FPS 1920x1080 at 60FPS 1280x720 at 60FPS Compact Memory Card: Up to 512GB (not included) AWB:AWB color correction, auto, manual RGB: Independent R.G.B Value Setting Exposure: Auto/Manual. AE value can be set Crosshair:8 lines, color, width, position can be set Scale Line: 2 lines. Dashed Line: 2 lines, color, width, position can be set Sharpness Contrast Color Gain: Support Mono Negative: Support Mirroring: Horizontal and vertical mirroring Digital Zoom: Support Infrared Remote Control: Support Voltage Input: DC 12V Power Supply Voltage: AC100-240V Output: DC 12V Power Consumption: Maximum 0.15W 12V, 0.12A Lens Interface: C CS interface Remote Control Battery: 1 x 2025 button cell, battery capacity 160mAh (shipped with built in battery) . Package List: 1 x 4K Camera1 x Power Plug1 x HD Multimedia Interface Cable1 x USB Cable1 x Remote Control1 x Instruction Manual1 x 6-12mm F1.6 Lens