General description ANNKE 5MP 8 Channel PoE Security System is designed to provide enhanced security for your home or business. This system includes four dome cameras equipped with advanced features such as EXIR 2.0 night vision and compatibility with Alexa for voice control. With a 4TB HDD, it offers ample storage for your surveillance footage. Technical specifications Camera Image Sensor: 1/3" Progressive Scan CMOS Max Resolution: 3K (3072*1728), 16:9 aspect ratio Main Stream: 50 Hz: 20 fps (3072*1728), 25 fps (1920 X 1080, 1280 X 720); 60 Hz: 20 fps (3072*1728), 24 fps (1920 X 1080, 1280 X 720) Substream: 50 Hz: 25 fps (1280 X 720, 640 X 480, 640 X 360); 60 Hz: 24 fps (1280 X 720, 640 X 480, 640 X 360) Video Compression: H.265+/H.265/H.264+/H.264 Audio Compression: G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC Lens: 2.8 mm Min. Illumination: Color: 0.01 Lux @ (F2.0, AGC ON), B/W: 0 Lux with IR Night Vision Distance: Up to 100 ft/30 m Operating Power: DC 12 V± 25%, max 5 W; PoE