DH-IPC-HDW2531TP-AS-S2

Camera Specifications

General Overview

• Image Sensor: 1/2.7” 5MP progressive CMOS
• Max. Resolution: 2592 (H) × 1944 (V)
• ROM: 128 MB
• RAM: 256 MB
• Scanning System: Progressive
• Electronic Shutter Speed: Auto/Manual 1/3s–1/100000s
• Minimum Illumination: 0.008 Lux @ F1.6
• S/N Ratio: > 56 dB
• Illumination Distance: 30 m (98.43 ft)
• Illuminator On/Off Control: Auto/Manual
• Illuminator Number: 2 IR LEDs
• Pan/Tilt/Rotation Range:
  • Pan: 0°–360°
  • Tilt: 0°–78°
  • Rotation: 0°–360°

Lens Specifications

• Lens Type: Fixed
• Lens Mount Type: M12
• Focal Length:
  • 2.8 mm
  • 3.6 mm
• Max. Aperture: F1.6
• Field of View:
  • 2.8 mm: H: 103.0°, V: 71.0°, D: 132.0°
  • 3.6 mm: H: 84.0°, V: 58.0°, D: 110.0°
• Close Focus Distance:
  • 2.8 mm: 0.9 m (2.95 ft)
  • 3.6 mm: 1.6 m (3.61 ft)

DORI Distance

• 2.8 mm Lens:
  • Detect: 56 m (183.73 ft)
  • Observe: 22.4 m (73.49 ft)
  • Recognize: 11.2 m (36.75 ft)
  • Identify: 5.6 m (18.37 ft)
• 3.6 mm Lens:
  • Detect: 80 m (262.47 ft)
  • Observe: 32.0 m (104.99 ft)
  • Recognize: 16.0 m (52.49 ft)
  • Identify: 8.0 m (26.25 ft)

Video & Compression

• Video Compression: H.265; H.264; H.264B; MJPEG (only supported by the sub-stream)
• Smart Codec: Smart H.265+/ Smart H.264+
• Frame Rate:
  • Main Stream:
    • 2592 × 1944 (1 fps-20 fps)
    • 2688 × 1520 (1 fps-25/30 fps)
  • Sub Stream:
    • 704 × 576 (1 fps-25 fps)
    • 704 × 480 (1 fps-30 fps)
• Bit Rate Control: CBR/VBR
• Video Bit Rate:
  • H.264: 32 kbps–8192 kbps
  • H.265: 12 kbps–8192 kbps

Image & Video Features

• Day/Night: Auto (ICR)/Color/B/W
• White Balance: Auto/natural/street lamp/outdoor/manual/regional custom
• WDR: 120 dB
• 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°
• Privacy Masking: 4 areas
• Mirror: Yes

Audio

• Built-in MIC: Yes
• Audio Compression: G.711A; G.711Mu; G.726

Alarm & Event Detection

• Alarm Events:
  • 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 & Storage

• Network: RJ-45 (10/100 Base-T)
• Protocols: 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 (supports up to 256 GB); NAS; SFTP

Power & Physical

• Power Supply: 12V DC/PoE (802.3af)
• Power Consumption: < 7.2W
• Protection: IP67
• Dimensions: 100.9 mm × Φ109.9 mm (3.97″ × Φ4.33″)
• Net Weight: 0.39 kg (0.9 lb)
• Gross Weight: 0.56 kg (1.2 lb)

Environment

• Operating Conditions: -40°C to +60°C (-40°F to +140°F), Humidity ≤ 95%
• Storage Temperature: -40°C to +60°C (-40°F to +140°F