Product selection
Model matching based on your room, quantity and workflow.
LED Display
Huidu HD A3L LED Controller
Asynchronous LED Controller
PricingTk 12,000.00 (per unit, configuration & project)
Recommended useController, Huidu, Async
- Perfect entry-level asynchronous LED controller for small to medium signs.
- Supports Wi-Fi, USB & LAN control - easy content update.
- Built-in 4GB storage for offline playback.
- Supports full-color LED modules including indoor & outdoor types.
Installation planning
Cabling, mounting and system integration guidance.
Delivery support
Project scheduling and delivery coordination across Bangladesh.
After-sales support
Technical assistance after installation and handover.
Product highlights
Perfect entry-level asynchronous LED controller for small to medium signs.
Supports Wi-Fi, USB & LAN control - easy content update.
Built-in 4GB storage for offline playback.
Supports full-color LED modules including indoor & outdoor types.
Compatible with HUB75/HUB75E LED modules.
Ideal for LED shop signs, advertising boards, indoor signage & digital boards.
Stable 24/7 operation with low power consumption.
Supports Huidu cloud platform for remote content control.
Easy configuration via HDPlayer desktop/mobile software.
Affordable and highly reliable for commercial LED display applications.
Product overview
The Huidu HD A3L is a powerful and affordable asynchronous LED controller designed for small and medium LED display boards. It supports full-color LED modules, Wi-Fi/LAN/USB communication and comes with built-in 4GB storage for offline content playback. This controller is ideal for digital signage, indoor advertising boards, scrolling text displays, shop signage, and small LED display projects. The A3L works seamlessly with HUB75 and HUB75E LED modules and supports a wide range of scan modes. With support for Huidu's cloud platform and HDPlayer software, the A3L allows easy content management, scheduling and remote updates. It is a reliable, stable and cost-effective choice for commercial LED display projects in Bangladesh.
Technical specifications
Final specifications can vary by selected brand, model and project configuration.
- Controller Type
- Asynchronous LED Control Card
- Max Loading Capacity
- 320 × 256 pixels (single card)
- Supported Module Types
- HUB75, HUB75E (Indoor & Outdoor Modules)
- Storage Capacity
- 4GB On-board Storage
- Communication Ports
- Ethernet / USB / Wi-Fi (model dependent)
- Audio Output
- Supported
- Supported Scan Types
- Static / 1/2 / 1/4 / 1/8 / 1/16 / 1/32
- Supported Colors
- Full-color LED display
- Operating System
- Android/Linux-based internal system
- Software Support
- HDPlayer / HD-CMS / LEDArt / Huidu Cloud Platform
- Power Supply
- DC 5V
- Voltage Range
- 4.5V - 5.5V
View 5 more specifications
- Working Temperature
- -20°C ~ +70°C
- Storage Temperature
- -40°C ~ +80°C
- Control Methods
- LAN / Wi-Fi / USB / Cloud (optional)
- File Format Support
- MP4 / AVI / MKV / JPG / PNG / TXT / GIF
- Certifications
- CE / ROHS / EMC
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