KYStar KSV4C three-in-one LED controller
The KSV4C combines a video processor, LED sending card and offline player. Four LED output ports support a total of 2.6 million pixels, while HDMI, DVI and USB playback provide source options for screen installations.
USB playback and source control
Play compatible video and images directly from USB storage, or select an external HDMI or DVI source. EDID configuration, black-border cropping and image freeze help manage the displayed content. Built-in test patterns, key locking and brightness/contrast adjustment support commissioning and operation.
Technical specifications
| Parameter | Specification |
|---|---|
| Integrated functions | Video processing, LED sending and offline playback |
| LED outputs | 4 network ports |
| Maximum load | 2.6 million pixels |
| Maximum width / height | 4,096 / 2,048 pixels, within total loading capacity |
| Video inputs | 2 × HDMI 1.3; 1 × DVI-D |
| HDMI / DVI maximum input | 2048 × 1152 at 60 Hz |
| USB playback input | 1 port; up to 1920 × 1080 at 60 Hz |
| USB storage formats | NTFS up to 2 TB; FAT32 up to 192 GB |
| Test patterns | Solid color, gradient and scan lines |

Frequently asked questions
Can the KSV4C play videos from a USB drive?
Yes. It integrates an offline player and supports USB video and image playback, with a listed maximum input of 1920 × 1080 at 60 Hz.
Does the KSV4C accept a 4K HDMI source?
The linked specification lists HDMI 1.3 and DVI inputs up to 2048 × 1152 at 60 Hz. Its 4096-pixel output width limit should not be interpreted as a 4K HDMI input specification.
What is the total LED pixel capacity?
The four-port controller supports up to 2.6 million pixels. Maximum width and height remain subject to that total.
Which USB drive formats are supported?
The specification lists NTFS drives up to 2 TB and FAT32 drives up to 192 GB. Test the actual media files before deployment.


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