NVK20(W) Features ● Up to 2 megapixel (1920 × 1080 @ 30 fps) resolution ● Built-in Micro SD/SDHC/SDXC card slot, up to 64 GB ● Max 25fps@2.0M ● IR range approx. 10 meters ● Two-way audio ● Built-in microphone and speaker ● Support Backlight Compensation, Digital Wide Dynamic Range, Auto-electronic shutter and so on ● Support intrusion detection and line crossing detection ● Support VCA, which is compatible with NVR for the second time of video searching and analysing 2.0M Dome Specification Model NVK20(-W) Processor -- Operating System Embedded LINUX User Interface Simultaneous remote monitoring, local recording and remote control Image Sensor 1/2.8" Progressive Scan CMOS Lens 4mm@ F2.0, Angle of view: 85° (2.8mm, 6mm optional) Lens Mount M12 Effective Pixels 1920 x 1080 Shutter 1/3 s to 1/100,000 s Min. Illumination 0.01Lux @(F1.2,AGC ON), 0 Lux with IR 0.028Lux @(F2.0,AGC ON), 0 Lux with IR Signal Noise Ratio -- Day / Night Mode IR cut filter with auto switch IR module: IR LEDs IR range approx. 10 meters Backlight Compensation BLC / HLC / DWDR Auto Iris -- Title OSD Support Video Format PAL / NTSC Video Compression H.264/MJPEG Encoding Speed 50Hz: 25fps(1920 × 1080), 25fps (1280 × 960), 25fps (1280 × 720) 60Hz: 30fps(1920 × 1080), 30fps (1280 × 960), 30fps (1280 × 720) Video Bit Rate 32Kbps~8Mbps Video Motion Detection Support Snapshot -- Analogue Video Output -- Audio Compression G.711/G.722.1/G.726/MP2L2 Audio bit rate 64Kbps(G.711) / 16Kbps(G.722.1) / 16Kbps(G.726) / 32-128Kbps(MP2L2) Audio Input 1 channel In Audio Output 1 channel Out Ethernet 1 RJ45 10M/100M Ethernet interface Wi-Fi -W model,IEEE802.11b, 802.11g, 802.11n,2.4 GHz ~ 2.4835 GHz,20/40MHz Support Network Functions TCP/IP,ICMP,HTTP,HTTPS,FTP,DHCP,DNS,DDNS,RTP,RTSP,RTCP, Remote Operation Monitor, System setting, Log information, Maintenance & Upgrade ONVIF Yes Storage Built-in Micro SD/SDHC/SDXC card slot, up to 64 GB Alarm Input 1 Alarm Output 1 RS485 -- Power Supply DC12V±10%/ PoE(802.3af)±10% Protection Level -- Power Consumption 5.5W MAX Ingress Protection -- Working Environment -30 °C – 60 °C (-22 °F – 140 °F)Humidity 95% or less (non-condensing) Dimension 72.3×89.9×131.3 Weight 400g(0.88lbs) Housing Color white Camera Mounting --