1. 4K Ultra HD 1/2.8 & 1/2.5 inch high quality 4K SONY CMOS sensor; 8.51 megapixel, resolution is up to 4K (3840x2160) and compatible with 1080P, 720P and other resolutions. 4K 60FPS 2. Optical Zoom Lens 12X and 5X optical zoom lens, with 70° & 80° FOV without distortion. 3. Trinity image auto-focusing technology Focus on intelligent image processing, to provide automatic white balance (AWB), automatic exposure (AE), automatic focusing (AF) function, fully automatically adapt to the environment, to achieve the best image effect, perfect trinity image automatic adjustment. 4. Low Noise and High SNR Low noise CMOS ensures super high SNR image. The advanced 2D/3D noise reduction technology reduces the noise while ensuring high image clarity. 5. Extremely Quiet PTZ Adopting step driving motor mechanism and motor drive controller with high precision is to ensure PTZ works smoothly with low speed and without noise. 6. Multiple preset Up to 255 presets (10 presets for remote control). 7. IR & Wireless Remote Control IR remote control (default) 8. Wireless remote control (optional): 2.4G wireless remote control is not affected by the angle, distance or infrared interference. Far-end-control is also available.