DBS-ASY11C controller for asynchronous LED content
The DBstar DBS-ASY11C supports text, images and multimedia on full-color and dual-color LED screens. Its listed layout functions include multiple windows, OSD, picture-in-picture and transparent playback for layered content.
Match the display type to its resolution limit and verify storage, media formats and software compatibility for the intended workflow. The original storage wording does not establish cellular 4G or an unambiguous TF-card capacity.
Technical specifications
| Parameter | Specification |
|---|---|
| Model | DBstar DBS-ASY11C asynchronous LED display control card |
| Full-color display resolution | 640 × 480 pixels |
| Dual-color display resolution | 800 × 600 pixels |
| Layout functions | Multiple windows, multiple video areas, OSD, picture-in-picture and transparent playback are listed |
| Storage | Onboard NAND flash; TF card and USB storage support described. The original “4GTF” wording does not clearly establish a storage-capacity rating. |
| Text and media | Unicode TrueType multilingual text, images and multimedia content |
| Streaming function | Original listing describes online media streaming and remote synchronized video using MediaEncoder; exact software version and format limits are not supplied |
| Sensor connections | Brightness and temperature sensors supported; included accessories are not specified |
| Operating voltage | 4.7–5.2 V |
| Working current | 300 mA |
| Operating temperature | −15 to 60°C |
| Board size / net weight | 145 × 92 mm (length × width) / 180 g |
Product images


Frequently asked questions
What resolution does the DBS-ASY11C support?
The listing specifies 640 × 480 pixels for a full-color screen and 800 × 600 pixels for a dual-color screen. Choose the limit that matches the display type.
Can it display text over video or use picture-in-picture?
The original features include multiple windows, OSD, picture-in-picture and transparent playback, along with Unicode TrueType multilingual text. The number of simultaneous video windows is not specified.
Does “4GTF” mean the card has cellular 4G?
The phrase appears in the storage description alongside NAND flash, TF card and USB storage. It does not establish cellular connectivity, and the wording is not clear enough to confirm a precise TF-capacity limit.
Can brightness and temperature sensors be connected?
Yes, both sensor types are listed as supported. Confirm the sensor model, wiring and supplied accessories for the card before installation.
What power and space does the card require?
The listed operating voltage is 4.7–5.2 V and working current is 300 mA. The board measures 145 × 92 mm and weighs 180 g, with an operating-temperature range of −15 to 60°C.







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