Huidu HD-D16 Wi-Fi asynchronous LED control card
The HD-D16 stores programs locally and plays them on small full-color LED screens, including banner and vehicle displays. Four HUB75E interfaces connect matching LED modules, while standard Wi-Fi, LAN and USB provide program-update options.
HD-D16 technical specifications
Values below follow the linked D16 V0.1 document. The D36 values formerly shown in the shared table do not define this D16 model.
| Controller type | HD-D16 full-color asynchronous LED controller |
|---|---|
| Control range | 640 × 64 pixels |
| Maximum width / height | 640 pixels / 128 pixels; confirm valid layout within the stated control range |
| Module outputs | 4 × HUB75E |
| Scan / grayscale | Static to 1/64 / 256–65,536 |
| Video capability | 720p hardware decoding; 60 Hz frame-rate output |
| Storage | 4 GB onboard program storage; USB storage expansion supported |
| Communication | Standard Wi-Fi, USB drive, LAN; optional 4G module |
| Software | HDPlayer, LedArt and Huidu cloud-management platform |
| Network / USB | 1 × 10/100M RJ45 / 1 × USB 2.0 |
| Sensor connections | Temperature, GPS and external sensor interfaces; compatible accessories required |
| Power | 5 V recommended; 4.2–5.5 V rated range; 5 W |
| Operating / storage temperature | −40°C to 80°C / −40°C to 105°C |
| Operating humidity / net weight | 0–95% / 0.076 kg |
Content, publishing and accessories
Create video, image, animation, text, clock, counter and neon-style programs using compatible software. The 720p video-decoding capability is separate from the LED screen’s 640 × 64 control range. Match media formats and encoding to the specification.
Temperature, humidity, adaptive brightness and GPS functions require suitable external accessories. Confirm the optional 4G module when planning remote mobile-data updates. The PDF contains a D15 reference in its controller-identification feature; that model-specific wording is not used as a verified D16 claim here.



HD-D16 frequently asked questions
What screen size does HD-D16 support?
The D16 specification lists 640 × 64 pixels, with a maximum width of 640 and height of 128. These dimension limits do not establish an unrestricted 640 × 128 load. Confirm the cabinet layout and module scan configuration.
Can the D16 play programs offline?
Yes. The PDF specifies 4 GB onboard storage for program files and offline playback. USB storage can be used for updates and expansion. Actual playback duration depends on file size and encoding rather than a fixed number of hours.
Which software controls the Huidu HD-D16?
Use the compatible HDPlayer computer software or LedArt mobile software described in the PDF. The controller also supports Huidu cloud-management workflows through an available network connection.
Are Wi-Fi and 4G both standard?
Wi-Fi is standard. The 4G module is optional and must be confirmed for the supplied card and intended mobile network. The four HUB75E ports connect the display modules; the RJ45 port is used for network communication.
What should I provide for a D16 price quote?
Provide the quantity, LED module resolution, driver IC, scan mode and intended screen layout. State whether you require the optional 4G module or sensors so the quotation can identify the correct configuration and accessories.




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