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HD-M21B is a well-built all-in-one LCD display player box, using Rockchip RK3288 quad-core chip solution, equipped with Android 7.1.2 system, main frequency up to 1.8GHz, with super performance. Using Mali-T764 GPU，support AFBC(frame slower compression), 4K/H.265 hard decoding, 1080P video decoding, HDMI interface supports 4K output, 4K video play mode. Supports U-disk, TF card, Wi-Fi, network port and other interfaces, making the product more versatile, and is widely used in intelligent control fields such as advertising machines, interactive all-in-one machines, security, medical care, transportation, finance, industrial control, etc. Due to its hardware platform and Android intelligent features, it can be used on the smart terminal motherboard when human-computer interaction or network device interaction is required, which can be your best choice
SKU:
Categories:LCD Display Motherboard
Features：
1. High performance. RK3288 chip adopts quad-core ARM Cortex-A17 architecture, the main frequency can be as high as 1.8GHz, compared with common single-core, dual-core and quad-core solutions on the market. A qualitative leap in performance, capable of playing various formats of high-definition video screens, and capable of handling complex interactive operations
2. High stability. The RK3288 Android integrated board adds its own unique technology to the hardware and software to ensure the stability of the product, so that the final product can be unattended for 7*24 hours.
3. High integration. integrates functions such as Ethernet, Wi-Fi, power amplifier, TF expansion card, USB expansion port, HDMI, etc., which greatly simplifies the installation of the whole machine.
4. High definition. Supports LCD display screens with HDMI interface, and supports cropping screens of various sizes and resolutions.
Product Diagram：
Size：
CPU | RK3288, Quad-core, the highest frequency 1.8GHz |
GPU | Mail-T764 GPU MP4 Quad-core GPU Supports OpenGL ES1.1/2.0,OpenVG1.1,OpenCL |
RAM | DDR3, 2GB (Optional 4GB) |
Built-in storage capacity | eMMC 16GB (Optional 32/64 GB) TF Card expansion (can be used to expand SSD) |
Connection | Support RJ45 100M Ethernet port and Ethernet. Support 2.4G Wi-Fi and Wi-Fi 802.11b / g / n protocol. |
Image rotation | Support 0 degree, 90 degree, 180 degree, 270 degree manual rotation |
Display interface | 1 HDMI 1.4 support 4K output |
Audio | Support standard left and right channel line output |
RTC | Built-in real-time clock function |
USB | 1USB-2.0 HOST, 1 USB2.0 or OTG |
LED | 1 * power status LED (green), 1 * system LED (green, blinking by default) |
Button | 1 * Recovery button |
Power Adapter | Input: AC100-240V.50-60Hz, output: DC12V 1.5A (Requires that the surge voltage is less than 18V and the ripple voltage is less than 100mV) |
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