Hikvision HWI-T221H-C 2MP security camera

Brand: Hikvision.
Model: 311323792.
Camera.
Image Sensor: 1/2.9 Progressive Scan CMOS.
Max. Resolution: 1920 × 1080.
Min. Illumination.
Color: 0.01 Lux @ (F2.2, AGC ON), B/W: 0 Lux with IR.
Shutter Time: 1/3 s to 1/100.000 s.
Day & Night: IR Cut Filter.
Angle Adjustment.
Pan: 0° to 360°.
Tilt: 0° to 75°.
Rotation: 0° to 360°.
Lens.
Lens Type: Fixed focal lens, 2.8 and 4 mm optional.
Focal Length & FOV: 2.8 mm, Horizontal FOV 94°, Vertical FOV 51°, Diagonal FOV 112°.
4 mm, Horizontal FOV 80°, Vertical FOV 44°, Diagonal FOV 94°.
Lens Mount: M12.
Iris Type: Fixed.
Aperture: F2.2 DORI.
2.8 mm, D:48 m, O:19 m, R:9 m, I:4 m.
4 mm, D:55 m, O:22 m, R:11 m, I:5 m.
Illumination.
Supplementary Light Type: IR.
Supplementary Light Range: Up to 20 m.
Smart Supplementary Light.
IR Wavelength: 850 nm.
Image and Video: Image.
Wide Dynamic Range (WDR): Digital WDR.
SNR: ≥ 52 dB.
Day/Night Switch: Day, Night, Auto, Schedule.
Image Enhancement: BLC, HLC, 3D DNR.
Image Settings: Saturation, brightness, contrast, sharpness, gain, white balance, adjustable by client software or web browser.
Video.
Main Stream.
50 Hz: 25 fps (1920 × 1080, 1280 × 720).
60 Hz: 30 fps (1920 × 1080, 1280 × 720).
Sub-stream.
50 Hz: 25 fps (640 × 480, 640 × 360), 30 fps (640 × 480, 640 × 360).
Video Compression: Main Stream: H.265+/H.265/H.264+/H.264, Sub-stream: H.265/H.264.
Video Bit Rate: 32 Kbps to 8 Mbps.
H.264 Type: Baseline Profile, Main Profile, High Profile.
H.265 Type: Main Profile.
Bit Rate Control: CBR, VBR.
Interfaces.
1 RJ45 10 M/100 M self-adaptive Ethernet port.
Features.
Material: Plastic.
Storage Conditions: -30 °C to 60 °C (-22 °F to 140 °F).
Humidity 95% or less (no condensation).
Start-up and Operating Conditions: -30 °C to 60 °C (-22 °F to 140 °F).
Humidity 95% or less (no condensation).
Network.
Simultaneous Live View: Up to 6 channels.
Protocols: TCP/IP, ICMP, DHCP, DNS, HTTP, RTP, RTSP, NTP, IGMP, UDP, QoS.
User/Host: Up to 32 users, 3 user levels: administrator, operator, and user.
Client: iVMS-4200, Hik-Connect.
Web Browser: Live view with plugin required: IE 10, IE 11, Local service: Chrome 57.0+, Firefox 52.0+.
Dimensions and Weight.
110.8 × 88.4 mm.
280 g.
Revision Date: 08-04-2026 by AP