USB Auto Framing Camera-KT-A31V

²Integrated design:

The integrated design of 4K Ultra HD camera, linear microphone array and full frequency loudspeaker reduces wiring and after-sale to make video communication easier.

  4K Ultra HD:

With SONY 1/2.8” Progressive CMOS, 8 megapixel, superior quality sensor, it can achieve high-quality image in 4K (3840 * 2160) ultra-high resolution, compatible with 1080p, 720p and other resolutions. It can meet the needs of users for different video experience and provide more clear, real, smoother, and accurate communication..

  Mechanical PTZ design:

Support the rotation function of micro-motion mechanical pan/tilt. With 105 degree large wide-angle, it can achieve the shooting range of 120 degree visual video.

  Audio 3A algorithm:

The built-in audio 3A algorithm and full-duplex dialogue can meet the communication needs of different scenarios, whether you are standing or sitting, it can make the communication clear.

  Full frequency speaker:

Full-frequency and high-fidelity speakers with professional acoustic design can reduce the sound interference and provide extraordinary sound effects.

AI intelligent analysis:

Built-in intelligent algorithm, identification of people, automatic zooming of participants, automatic tracking of speaker’s voice, to ensure that the speaker or actor is always on the screen.

  USB3.0 Plug and play:

The plug-and-play USB interface is directly connected to the computer, which can reduce wiring and make you use the camera once out of the box to lower the user’s using threshold.


Designed for small and medium-sized meeting rooms, it provides flexible installation options such as desktop, wall mounting, and on the top of large screens, making it easier to be quickly deployed and installed in crowded meeting rooms.

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Resolution 3840*2160,1920*1080,1280*720,960*540,800*600,720*576,720*480,640*480,640*360,352*288,320*240
Image Sensor SONY 1/2.8” Progressive CMOS 8.5 megapixels
Effective Pixels 8.5 Megapixels (16:9)
Video Output USB 3.0 (Compatible with USB 2.0)
Lens 4k Fixed Focus Lens
Aperture 2.1mm
Horizontal View


Mechanlcal PTZ Horizontal :18° ±9°  Vertical: 18°±9°
Digital Noise


3D Digital Noise Cancellation
Auto Framing Support
Digital Noise Cancellation 3D Digital Noise Cancellation
Backlight Compensation Support
Color Light Support
Sound Tracking Support
Image Flip 180°
Image Mirror Support
White Balance Automatic / manual
Intelligent application Auto view, audio tracking, digital zoom
Ant- Flicker 50HZ/60HZ
Video Adjustment Brightness, Gain, Saturability, Contrast ratio, Definition, Gamma
S/N ratio >55dB
Language English / Chinese
Remote Control IR Control
Audio video
Pickup Built in 4 mics
Speaker Built in speaker
Microphone array Linear array microphone, pickup distance up to 8 meters
USB Feature
Protocol UVC 1.1
Operation System Window7 and above、MacOS、Linux、 Android
UVC video

encoding format

UVC video resolution 320×240、640×480、720×576、800×600、1280×720、1920×1080,etc
UVC video FPS Up to 30fps
USB port 1 line, USB 3.0, Type-B socket
MIC 3.5mm MIC IN
Audio Expansion LINE-IN: Support externally extended 3.5mm passive microphone input
General Specifications
Input Voltage DC 12V
Input Current Max.1A
Power Consumption Max.12W
Camera Dimensions (L)400×(W)70×(H)45mm Host

(L)400×(W)92×(H)82mm Host with bracket

Weight 950g
Accessories Power adapter x1, IR remote x1,USB3.0 cable x1, User manual x1
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