HD-KV410 four-port LED display processor
The Huidu HD-KV410 combines video processing, LED sending and U-disk playback for installations such as conference rooms, hotels, shopping malls, exhibitions and studios. Four Gigabit outputs connect directly to receiving cards, while two HDMI inputs let you select a live video source.
Technical specifications
| Parameter | Specification |
|---|---|
| Video inputs | 2 selectable HDMI channels |
| USB media input | 1 channel; video and picture playback from the drive root directory |
| USB video playback limit | 1920 × 1080 at 30 Hz |
| LED sending outputs | 4 Gigabit network ports |
| Maximum screen loading | 2.6 million pixels |
| Maximum screen width | 3840 pixels, within the total loading limit |
| Maximum screen height | 2500 pixels, within the total loading limit |
| HDMI audio | 2 input channels; choose one for playback |
| Audio output | 1 × 3.5 mm TRS two-channel output |
| Image processing | Source switching, cropping, zooming and point-to-point input/output |
| Panel operation | One-touch brightness adjustment; button locking |
| Infrared operation | Optional remote control |
Check the total pixel count as well as screen width and height. The 3840-pixel width and 2500-pixel height are independent maxima, not a supported combined 3840 × 2500 resolution.
Live sources and local media
Use the two HDMI connections for synchronous playback and select the source required for the event. For local content, place supported video or picture files in the root directory of a USB flash drive. USB video playback supports up to 1920 × 1080 at 30 Hz.
HDMI audio follows a choice of one of the two input channels. The 3.5 mm TRS output provides a standard two-channel audio connection.
Screen setup and everyday controls
Source cropping and zooming help fit content to the LED display, and point-to-point input/output is also supported. Adjust brightness with one touch and lock the buttons to reduce unintended changes during operation. Infrared remote control is available as an option.

Download the specification
Frequently Asked Questions
Does the HD-KV410 include LED sending outputs?
Yes. Its four Gigabit network ports connect directly to receiving cards. LED sending is integrated with video processing and USB playback.
What is the maximum screen size supported by the KV410?
It supports up to 2.6 million pixels in total, with a maximum width of 3840 pixels or height of 2500 pixels. Your layout must meet the total pixel limit as well as the applicable dimension limits.
Can the KV410 play content without a live HDMI source?
Yes. Its USB input supports direct playback of compatible videos and pictures from the root directory of a USB flash drive, with video up to 1920 × 1080 at 30 Hz.
How do I take audio out of the processor?
Select audio from one of the two HDMI inputs and use the 3.5 mm TRS two-channel audio output.
Can I lock the controls during an event?
Yes. The processor supports button locking to help prevent unintended operation. One-touch brightness adjustment is also supported.




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