Huidu HD-A4L Dual-Mode LED Display Media Player, Digital Signage Controller, Synchronous & Asynchronous Playback, Wi-Fi, HDMI, Gigabit Ethernet, Multi-Channel 4K Support (Upgraded Model of HD-A3L)

[Dual-Mode Playback & Advanced Control]: The Huidu HD-A4L LED display media player (Upgraded Model of HD-A3L) provides both synchronous and asynchronous playback modes, offering flexible control for various digital signage applications. Manage content via Wi-Fi, Gigabit LAN, or optional 4G/5G for remote deployment. Well-matched with HD-R708, HD-R712, HD-R716 or other Huidu HD-R series receiving cards, it ensures seamless integration and reliable LED display operation. [High Pixel Capacity & Crisp Display Output]: Supporting up to 655,360 pixels, with a maximum horizontal resolution of 16,384 pixels or vertical of 8,192 pixels, the HD-A4L delivers sharp, vibrant visuals for digital display boards, scrolling LED signs, and outdoor digital signs. Dual Gigabit Ethernet outputs pair perfectly with Huidu HD-R series receiving cards, ensuring stable image delivery for large LED screen panels and LED screen displays in professional installations. [Powerful Multi-Channel Video Performance]: This digital signage player handles up to 2 channels of 4K, 6 channels of 1080p, 10 channels of 720p, or 20 channels of 360p videos simultaneously. Compatible with popular formats like MP4, AVI, MOV, and MKV, it supports adaptive scaling, picture-in-picture, and synchronous switching. Ideal for multimedia player applications in commercial LED displays, digital menu boards, and electronic menu boards that require smooth playback. [Expanded Connectivity & Sensor Integration]: Equipped with HDMI input, USB 3.0, USB OTG, and TRS audio output, the HD-A4L offers versatile connection options for media player HDMI applications. It supports external temperature, humidity, brightness, and air quality sensors, making it perfect for smart display environments. Multiple network configurations and capacity expansion via U-disk ensure continuous operation for LED control box and multimedia control solutions. [Industrial-Grade Reliability & Energy Efficiency]: Designed for 24/7 operation, the HD-A4L digital signage display controller works in extreme temperatures from -40°C to +70°C. Consuming less than 18W, it runs efficiently on DC 5V 3A or 12V 1.5A power inputs. With 2GB RAM and 16GB storage, plus expansion options, it ensures smooth performance for LED display applications, from indoor programmable LED signs to outdoor LED screen panels