U1A LED video processor: specifications and support
Availability notice: The existing product listing states that the U1A has been discontinued and is no longer available. Confirm current supply status with LED-Mall before placing an order.
The Kystar U1A is an LED video processor with USB input and audio support. Its listed maximum display load is 1920 × 1200 pixels. It provides image cropping, scene recall and PC software control for small and medium LED display installations.
Technical specifications
| Parameter | Specification |
|---|---|
| Maximum listed display load | 1920 × 1200 pixels |
| Program output channels | 2 |
| Saved scene modes | 5 |
| Brightness adjustment | 0–255 |
| Image control | Source cropping; black-screen and still-image functions |
| Transitions | Direct cut and fade |
| Control | Front-panel operation and PC software control |
| Scheduled operation | Offline scheduled tasks |
| Sending-card accommodation | Up to 2 LED sending cards; installed cards must be confirmed |
Operation and existing-system support
Stored scenes can be recalled from the front panel, and source-status indication assists with signal checks. Cropping allows a selected area of the input to be displayed. Use the original specification when checking the unit’s connectors and operating configuration.
Frequently asked questions
Is the Kystar U1A still available?
The existing listing states that it has been discontinued and is no longer available. Confirm supply status with LED-Mall before ordering.
What is the maximum listed U1A display load?
The listed maximum is 1920 × 1200 pixels. Confirm the required source timing and sending-card configuration for an existing installation.
How many scene presets can the U1A save?
It can save five scene modes for recall.
Can the U1A crop an input image?
Yes. It supports selecting and displaying a portion of the input source.
Where can I download the U1A specification?
The original U1A specification PDF is retained below for connector and configuration reference.
Original product images and specification
Document note: The linked file is named for U1A, but its internal heading reads “U1”. Confirm the document revision and connector layout against your U1A unit before using it for configuration.



Download Specification
Kystar U1A LED Video Processor with Audio Function Specification














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