HD-KV210 HDMI and USB LED screen controller
The Huidu HD-KV210 is a 3-in-1 LED video processor for live HDMI sources and local USB media playback. Its two Gigabit network outputs connect to LED receiving cards, bringing video processing and sending functions into the same unit. Applications include hotel displays, meeting rooms, shopping malls, exhibitions and studios.
Technical specifications
| Parameter | Specification |
|---|---|
| HDMI inputs | 2 channels, selectable |
| USB input | 1 channel; direct video and picture playback from the USB drive root directory |
| Maximum USB video playback | 1920 × 1080 at 30 Hz |
| LED outputs | 2 Gigabit network ports, directly cascaded to receiving cards |
| Maximum loading capacity | 1.3 million pixels |
| Maximum width / height | 3840 pixels wide or 2500 pixels high, within total loading capacity |
| Audio input | 2 HDMI audio inputs; select one for playback |
| Audio output | 1 × 3.5 mm TRS, two-channel audio |
| Image adjustment | Switching, cropping and zooming; point-to-point input/output |
| Operating controls | One-touch brightness adjustment and button lock |
| Infrared remote control | Optional |
The maximum width and maximum height are separate limits. They do not specify a 3840 × 2500 screen; the complete display must remain within the 1.3-million-pixel loading capacity.
Choose live input or USB playback
Switch between the two HDMI sources for synchronous playback, or play supported video and picture files directly from the root directory of a USB flash drive. The USB video playback limit is 1920 × 1080 at 30 Hz. Select audio from either HDMI input and use the 3.5 mm output for two-channel audio.
Adjust the picture for your LED display
Crop and zoom the source to suit the screen layout, or use point-to-point input/output. One-touch brightness adjustment makes routine changes accessible, while the button lock helps prevent unintended operation. An infrared remote control is optional.
Connection diagram

Specification download
Download the HD-KV210 specification (PDF)
Frequently Asked Questions
What does 3-in-1 mean for the HD-KV210?
It combines video processing, LED sending through two Gigabit network ports, and USB media playback.
Can the KV210 play video from a USB flash drive?
Yes. It plays supported video and picture files from the root directory of a USB drive. Maximum USB video playback is 1920 × 1080 at 30 Hz.
How many pixels can the HD-KV210 control?
The maximum loading capacity is 1.3 million pixels. Maximum width is 3840 pixels or maximum height is 2500 pixels, subject to the total pixel limit.
How many HDMI sources can I connect?
The processor has two selectable HDMI inputs. For HDMI audio, choose one of the two inputs for playback; the audio output is a 3.5 mm TRS two-channel connection.
Is an infrared remote included as standard?
Infrared remote control is listed as optional. Confirm that option when selecting the equipment for your installation.




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