Camera IP SV-50M18D-ST : 1/2.8" Progressive Scan CMOS image sensor; H.265+/H.265/H264. Resolution 2592Hx1944P@20fps/2572Hx1452@25fps/2316Hx1308V@25fps/1920x1080 at 25fps. Use 4 LED Array Dual_Led. Lens 3.6mm (2.8mm) Ultra-low light sensitivity of 0.001 Lux/F1.0 120dB True WDR backlight compensation DC12V power source & PoE support.Support P2P, MIC recording +3W speaker . Smart AI Functionality, colorful imaging Plastic bottle, metal bridge. Mobile viewing software: HiEasy. Centralized management software on the computer: EasyVMS Supports one RJ45 port and one DC12V port. StorageTemperature -10 °C to 85 °C. Weight: about 0.35 kg ,Diameter 110mm ,Height 95mm,IP66.