A3L LED SIGN Asynchronous LED Controller: Advanced Control & Multimedia
The LED SIGN HD-A3L is a powerful and highly stable full-color asynchronous control card and multimedia player. It is designed for medium to large-scale LED display projects, offering both high pixel capacity and versatile connectivity, including options for cloud management.
The A3L functions as an all-in-one system, capable of acting as the central controller, media player, and sending card, thereby eliminating the need for a separate industrial PC.
Key Features and Specifications
| Category | Detail | Benefit to You |
| Max Loading Capacity | 655,360 pixels (Max Width 8192, Max Height 1920) | Handles substantial screen sizes, perfect for medium-sized outdoor billboards and high-resolution indoor video walls. |
| Multimedia Performance | Supports smooth video decoding (H.265/H.264) and high-quality graphics display. | Ensures your video content is always sharp and vibrant with reliable performance. |
| Storage | 8 GB internal storage (expandable via USB). | Ample space for storing complex schedules and large media files for offline playback. |
| Connectivity | Standard Wi-Fi, Gigabit LAN Port, and USB. | Offers flexible content updates—local wired, local wireless, or using a USB drive. |
| Cloud Management | Supports connection to the "XiaoHui Cloud" platform (Requires optional 4G/5G module). | Allows for remote cluster control, monitoring, and simplified scheduling across multiple distributed displays. |
| Input/Output | 1 x Gigabit Ethernet Output, 1 x USB 3.0, 1 x Audio Output. | Standard connections for easy integration into existing networks and systems. |
| Sensor Support | Ports for Temperature, Brightness, and other environmental sensors. | Enables smart display features like automatic brightness adjustment for optimal viewing and energy saving. |
Summary
The LED SIGN HD-A3L is the ideal choice when you need a high-capacity, stable controller that offers both the convenience of local wireless control and the power of remote cloud cluster management for professional full-color LED advertising and information displays.
