Product Model: DH-IPC-HDW2831TP-AS-S2
Certifications: CE-LVD; CE-EMC; FCC; UL/CUL
Effective Pixels: 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 Lux@F2.0
IR Distance: 30 m (98.43 ft)
IR On/Off Control: Auto/Manual
IR LEDs Number: 2
Pan/Tilt/Rotation Range: Pan: 0°–360°, Tilt: 0°–78°, Rotation: 0°–360°
Lens Type: Fixed-focal
Mount Type: M12
Max. Aperture: F2.0
Field of View: 2.8 mm: Pan 105° × Tilt 56° × Diagonal 125° 
                            3.6 mm: Pan 87° × Tilt 47° × Diagonal 104°
Iris Type: Fixed
Video Compression: H.265; H.264; H.264B; MJPEG
Smart Codec: Yes
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
Gain Control: Auto/Manual
Noise Reduction: 3D DNR
Function:
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 DNR, 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
12V DC/PoE power support
IP67 protection