IPC-HFW2231T-ZAS-S2 is a 2MP bullet network camera from Lite series with Vari-focal lens. This camera has built-in IR LED, max IR distance: 60 m. It supports SD card storage, dust-proof function, waterproof function, complying with the standards of IP67. IPC-HFW2231T-ZAS-S2 adopts the latest starlight technology and displays better color image in the condition of low illumination. Case of the camera is metal and it supports IP67 and IK10 standards.

Image Sensor

1/2.8" CMOS

Max. Resolution

1920 (H) × 1080 (V)


128 MB


128 MB

Scanning System


Electronic Shutter Speed

Auto/Manual 1/3 s–1/100,000 s

Min. Illumination

0.002 Lux@F1.6 (Color, 30 IRE)
0.0002 Lux@F1.6 (B/W, 30 IRE)
0 Lux (Illuminator on)

Lens Type

Motorized vari-focal

Focal Length


Field of View

Horizontal: 108°–30°
Vertical: 56°–17°
Diagonal: 131°–35°

Iris Control


Video Compression

H.265; H.264; H.264B; MJPEG (Only supported by the sub stream)

Video Frame Rate

Main stream:
1920 × 1080@1–25/30 fps
Sub stream:
704 × 576@1–25 fps
704 × 480@1–30 fps
*The values above are the max. frame rates of each stream; for multiple streams, the values will be subjected to the total encoding capacity.

Audio Compression

G.711a; G.711Mu; G.726; PCM

Stream Capability

2 streams


1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240)


Auto (ICR)/Color/B/W


120 dB

Noise Reduction


Motion Detection

OFF/ON (4 areas, rectangular)

Operating Temperature

–30 °C to +60 °C (–22 °F to +140 °F)


IP67 protection ,IK10 protection (optional)

Alarm Event

No SD card; SD card full; SD card error; network disconnection; IP conflict; illegal access; motion detection; video tampering; defocus detection; tripwire; intrusion; audio abnormality; voltage detection; external alarm; security exception


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