
4K Ultra HD
Utilizing a 1/2.5-inch 4K CMOS sensor , the webcam supports a 4K@30fps image encoding output while being backward compatible with resolutions such as 1080P and 720P. Built-in video AI algorithm recognizes the positions of participants, automatically adjusting the lens angle to achieve the best-framed shot.
USB 3.0
Full-function USB 3.0 interface, integrating power supply, video, and audio, supports output of first video stream USB video signal + audio source,

Built-in Microphone
The camera comes with two sets of digital microphones equipped with a noise suppression algorithm, ensuring a clear audio pickup of 6 meters.

| Camera | |
| Model | C121-US-4K |
| Sensor | 1/2.5'', CMOS, Effective Pixel: 8.51M |
| Scanning Mode | Progressive |
| Lens Mount | M12 |
|
Lens 2 (Default) |
f=2.8mm,Horizontal FOV:120” |
| Auto Focus | Support (only 84° Support) |
| Digital Zoom | 8× |
|
Minimal Illumination
|
0.5 Lux @ (F1.8, AGC ON)
|
|
Shutter
|
1/30s ~ 1/10000s
|
|
White Balance
|
Auto, Indoor, Outdoor, One Push, Manual
|
|
Digital Noise Reduction
|
2D, 3D digital noise reduction
|
| Bracket | Support |
|
Backlight Compensation
|
Support
|
| USB Features | |
| Operate System |
Windows 7 (only supports UVC1.1 features),
|
|
Color System / Compression |
H.264 / MJPEG/YUY2 |
| Video Format | 4KP30/25;1080P30/25;720P30/25;960x540P30/25;640x360P30/25 etc |
|
USB Video |
UVC 1.1 |
| UVC PTZ | Support(EPTZ) |
|
General specification
|
|
|
Input Voltage
|
5V (USB power supply)
|
|
Current Consumption
|
600mA(MAX)
|
|
Operating Temperature
|
-10°C ~ 40°C (14°F ~ 104°F), 95%RH
|
|
Storage Temperature
|
-40°C ~ 60°C (-40°F ~ 140°F), 95%RH
|
|
Power Consumption
|
3.0W(MAX)
|
|
Size
|
194mm x 34mm x 42mm (without bracket)
|
|
Net Weight
|
0.5KG
|