Dahua IP 8.0MP Dome 2.8mm WDR HDW2831TM-AS-S2 8MP, 1/2.7" CMOS image sensor, low illuminance, high image definition Outputs max. 8MP (3840 × 2160) @15 fps, and supports 2688×1520 (2688 × 1520) @25/30 fps H.265 codec, high compression rate, ultra-low bit rate Built-in IR LED, max IR distance: 30 m ROI, SMART H.264+/H.265+, flexible coding, applicable to various bandwidth and storage environments Rotation mode, WDR, 3D NR, HLC, BLC, digital watermarking, applicable to various monitoring scenes Intelligent detection: Intrusion, tripwire Abnormality detection: Motion detection, video tampering, no SD card, SD card full, SD card error, network disconnection, IP conflict, illegal access, voltage detection Supports max. 256 GB Micro SD card, built-in MIC 12V DC/PoE power supply IP67 protection Camera Image Sensor : 1/2.7" CMOS Max. Resolution : 3840 (H) ×2160 (V) ROM : 128 MB RAM : 256 MB Scanning System : Progressive Electronic Shutter Speed : Auto/Manual 1/3 s–1/100,000 s Min. Illumination : 0.009 [email protected] S/N Ratio : > 56 dB Illumination Distance : 30 m Illuminator On/Off Control : Auto/Manual Illuminator Number : 2 (IR LED)   Lens Lens Type : Fixed-focal Mount Type : M12 Focal Length : 2.8 mm Max. Aperture : F2.0 Field of View : 2.8 mm: Pan 105° × Tilt 56° × Diagonal 125° Iris Type : Fixed Close Focus Distance : 2.8 mm: 1.0 m  Smart event IVS : Tripwire; intrusion Video Video Compression : H.265; H.264; H.264B; MJPEG (only supported by the sub stream) Smart Codec : Smart H.265+/ Smart H.264+ Video Frame Rate : Main stream: 3840 × 2160 (1 fps–15 fps) / 2688 × 1520 (1 fps–25/30 fps) / Sub stream: 704 × 576 (1 fps–25 fps) 704 × 480 (1 fps–30 fps) Stream Capability : 2 streams Resolution : 3840 × 2160 (3840 × 2160); 3072 × 2048 (3072 × 2048); 3072 ×1728 (3072 × 1728); 2592 × 1944 (2592 × 1944); 2688 × 1520 (2688 × 1520); 3M (2048 × 1536); 2304 × 1296 (2304 × 1296); 1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240) Bit Rate Control : CBR/VBR Video Bit Rate : H.264: 32 kbps–8192 kbps / H.265: 12 kbps–8192 kbps Day/Night : Auto (ICR)/Color/B/W BLC : Yes HLC : Yes WDR : 120 dB White Balance : Auto/natural/street lamp/outdoor/manual/regional custom Gain Control : Auto/Manual Noise Reduction : 3D NR Motion Detection : OFF/ON (4 areas, rectangular) Region of Interest(RoI) : Yes (4 areas) Smart Illumination : Yes Image Rotation : 0°/90°/180°/270° (Supports 90°/270° with 2688 × 1520 resolution and lower.) Mirror : Yes Privacy Masking : 4 areas Audio Built-in MIC : Yes Audio Compression : G.711A; G.711Mu; G.726 Alarm Alarm Event : No SD card; SD card full; SD card error; network disconnection; IP conflict; motion detection; video tampering; tripwire; intrusion; illegal access; voltage detection; audio detection; safety exception Network Network : RJ-45 (10/100 Base-T) SDK and API : Yes Cyber Security : Video encryption; firmware encryption; configuration encryption; Digest; WSSE; account lockout; security logs; IP/MAC filtering; generation and importing of X.509 certification; syslog; HTTPS; 802.1x; trusted boot; trusted execution; trusted upgrade Protocol : IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP ; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; PPPoE; Bonjour Interoperability : ONVIF (Profile S/Profile G/Profile T); CGI; P2P; Milestone; Genetec User/Host : 20 Storage : FTP; Micro SD card (support max. 256 G); NAS; SFTP Browser : IE /Chrome / Firefox Management Software : Smart PSS; DSS; DMSS Mobile Phone : IOS; Android Certification Certifications CE-LVD: EN62368-1 CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU FCC: 47 CFR FCC Part 15, Subpart B UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07 Power Power Supply : 12 V DC/PoE (802.3af) Power Consumption : < 7.2 W Environment : Operating Conditions  –40 °C to +55 °C less than ≤ 95% RH Storage Temperature : –40 °C to +60 °C  Protection : IP67 Structure Casing : Metal Dimensions : 99.1 mm × Φ121.9 mm  Net Weight : 0.48 kg Gross Weight : 0.65 kg