Camera
Image Sensor: 1/2.8" Progressive Scan CMOS
Min. Illumination: 0.01Lux @ (F1.2, AGC ON), 0 Lux with IR
Shutter time: 1/3 s to 1/100,000 s
Slow shutter: Support
Lens: 2.8 mm, horizontal field of view 105.8°
Lens Mount: M12
Day& Night: IR cut filter with auto switch
Wide Dynamic Range: Digital WDR
Digital noise reduction: 3D DNR
Compression Standard
Video Compression: H.264
H.264 code profile: Baseline Profile/Main Profile
Video bit rate: 32Kbps~8Mbps
Audio Compression: G.711/G.722.1/G.726/MP2L2
Audio bit rate: 64Kbps(G.711)/16Kbps(G.722.1)/16Kbps(G.726)/32-160Kbps(MP2L2)
Image
Max. Image Resolution: 1920 x 1080
Sub Stream: 50Hz: 25fps (1920 × 1080, 1280 ×720)
60Hz: 30fps (1920 × 1080, 1280 ×720)
Image Settings: Rotate mode, Saturation, Brightness, Contrast adjustable by client software or web browser
BLC: Yes, zone configurable
ROI: Support 1 fixed region for each stream
Day/Night Switch: Support auto/scheduled
Network
Alarm Trigger: Video tampering, alarm input, alarm output, network disconnected, IP address conflict, illegal login, HDD full, HDD error
Protocols: TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, RTP, RTSP, RTCP, NTP, UPnP, IGMP, QoS, IPv6, Bonjour, SMTP, 802.1x
Interface
Audio: Internal Microphone and Speaker
On-board storage: Built-in Micro SD/SDHC/SDXC slot, up to 128 GB
Reset Button: Yes
Wi-Fi Specification (-W)
Wireless Standards: IEEE802.11b, 802.11g, 802.11n
Frequency Range: 2.4 GHz ~ 2.4835 GHz
Channel Bandwidth: 20/40MHz Support
Transmission Rate: 11b: 11Mbps
11g: 54Mbps
11n: up to 150Mbps
Wireless Range: 50m(depend on environment)
Protocols: 802.11b: CCK, QPSK, BPSK, 802.11g/n: OFDM
General
Memory Card: DS-2CV2Q21FD-IW: no memory card included
DS-2CV2Q21FD-IW/16G-T: includes a 16 GB memory card 
DS-2CV2Q21FD-IW/32G-T: includes a 32 GB memory card
DS-2CV2Q21FD-IW/64G-T: includes a 64 GB memory card
Operating Conditions: -10°C ~ 40°C (14°F ~ 104°F), Humidity 95% or less (non-condensing)
Power Supply: DC 5V ± 10 %, micro USB interface
Power Consumption: Max. 7W
IR Range: Up to 5 meters
Dimensions: Φ 82.4 × 113.6 mm (Φ 3.25' × 4.47')
Weight: Approx. 510g (1.12 lb)