General description The ANNKE 16CH 4K PoE Security Camera System includes 8MP resolution with 4 bullet and 4 tower outdoor surveillance cameras. It features advanced night vision capabilities and a 4TB hard drive for extensive video storage. Technical specifications Camera Image Sensor: 1/2.4" Progressive Scan CMOS Max resolution: 3840*2160 (8MP) Main Stream: 50 Hz: 12.5fps@3840*2160, 20 fps (3200 × 1800, 2688 × 1520, 1920 × 1080, 1280 × 720); 60 Hz: 15fps@3840*2160, 20 fps (3200 × 1800, 2688 × 1520, 1920 × 1080, 1280 × 720) Substream: 50 Hz: 20 fps (1280 × 720, 640 × 480, 640 × 360); 60 Hz: 20 fps (1280 × 720, 640 × 480, 640 × 360) Video Compression: H.265+/H.265/H.264+/H.264 (Main stream); H.265/H.264/MJPEG (Sub-stream) Audio Compression: G.711/G.722.1/G.726/MP2L2/PCM/AAC-LC Lens: 4 mm Min. Illumination: Color: 0.005 Lux @ (F1.6, AGC ON), B/W: 0 Lux with IR Angle of View: Horizontal FOV 78°, vertical FOV 38°, diagonal FOV 96° Supplement Light Type: Smart Dual-Light, IR, White Light