HUIDU HD-A4 Full Color LED Screen Dual-model Controller Box Overview:
HD-A4, it is an LED control system for remote control and offline HD video playback for small-pitch LED advertising screens. Including asynchronous sending box HD-A4, receiving card R50X and control software HDPlayer three parts.
HD-A4 can come to some functions such as video playback, program storage, and parameter setting. It is sending part.
R50X is receiving card for grayscale technology, which realizes the scanning display of LED screen.
The user completes the parameter setting and program editing and transmission of the display through HD Player
HUIDU HD-A4 Full Color LED Screen Dual-model Controller Box Features:
（1）Support Asynchronous & Synchronous.
（2）Control Range: 1280*512.
（3）Support expending memory by U-disk.
（4）HDMI high-definition video input & output.
（5）Support HD video decoding, 60Hz frame rate output.
（6）Support HDMI HD video zoom, no need video processor.
（7）Support widest 3840 pixel, highest 2048 pixel.
（8）No need set IP address, it could be identified by controller ID automatically.
（9）Unified management of more LED display through Internet or LAN.
（10）Equipped with Wi-Fi, Mobile APP management.
（11）Equipped 3.5mm standard audio interface output.
HUIDU HD-A4 Full Color LED Screen Dual-model Controller Box Parameter:
| Module Type | Compatible with indoor and outdoor full color and single color module Support conventional chip and mainstream PWM chip |
| Scan Mode | Static to 1/64 scan mode |
| Control Range | Resolution: 1280*512, Widest 3840 pixel, highest 2048 pixel |
| Gray Scale | 256-65536 (adjustable) |
| Basic Functions | Video, Pictures, Gif, Text, Office, Clocks, Timing, etc. Remote, Temperature, Humidity, Brightness, PM Value, etc. Support Synchronized picture auto-zooming, Playing Live Screen Without Video Processor |
| Video Format | HD video hard decoding, 60Hz frame rate output. AVI, WMV, RMVB, MP4, 3GP, ASF, MPG, FLV, F4V, MKV, MOV, DAT, VOB, TRP, TS, WEBM, etc. |
| Image Format | Support BMP, GIF, JPG, JPEG, PNG, PBM, PGM, PPM, XPM, XBM, etc. |
| Text | Text editing, Image, Word, Txt, Rtf, Html, etc. |
| Document | DOC, DOCX, XLSX, XLS, PPT, PPTX, etc. Office2007 Document format |
| Time | Classic Analog Clock, digital clock and various of clock with image background |
| Audio output | Double track stereo audio output |
| Memory | 8GB Flash Memory, Expanding memory by U-disk |
| Communication | 100M/1000M RJ45 Ethernet, Wi-Fi, 3G/4G, LAN, USB |
| Working Temp | -40℃-80℃ |
| Port | IN： 12V Power Adapter*1, 1Gbps RJ45*1, USB 2.0*1, Test Button*1, GPS, 3G/4G(Optional), Sensor port*1, HDMI*1 OUT： 1Gbps RJ45*1， AUDIO*1， HDMI*1 |
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HUIDU HD-A4 Full Color LED Screen Dual-model Controller Box Specification
