NovaStar LCB4K LCD multimedia player
The NovaStar LCB4K is an asynchronous multimedia player with one HDMI 2.0 output for digital signage, advertising and commercial displays. It plays stored content to an LCD screen or supplies an HDMI video signal to a compatible LED display control system. Its Gigabit Ethernet connector handles publishing and management; the player has no receiving-card Ethernet output.
A quad-core ARM Cortex-A55 processor at 1.8 GHz, 2 GB RAM and 32 GB internal storage support media playback. Use a computer, phone or tablet to publish content and control the display through the appropriate network and software setup.
HDMI output and control interfaces
| Connection | Function and limits |
|---|---|
| HDMI 2.0 OUT | One video output; adaptive mode follows the LCD display EDID, including 3840 × 2160 at 60 Hz |
| Custom output | Landscape up to 4096 × 2160 at 60 Hz or portrait up to 2160 × 4096 at 60 Hz; confirm downstream equipment support |
| Ethernet | One Gigabit port for content publishing and screen control over a computer connection, LAN or internet connection |
| USB Type A | One USB 3.0 and one USB 2.0 port for USB playback, firmware upgrades and storage expansion |
| USB Type B | Direct connection to a control computer for publishing and screen control |
| Wireless / audio | 2.4 GHz Wi-Fi with switching between AP and STA modes; 3.5 mm stereo audio output at a fixed 48 kHz sampling rate |
The 4096-pixel width and height limits describe different output shapes; they do not establish a 4096 × 4096 output. Match the HDMI timing to the screen or downstream controller before deployment.
Media playback and synchronization
Output refresh rate and video decoding frame rate are separate specifications. In NovaStar’s V1.2.3 specification, H.265/HEVC decoding supports up to 4096 × 2304 at 60 fps, while H.264 at that resolution is limited to 30 fps. Test the actual codec, resolution, frame rate and bitrate used in your content plan.
The same document lists two simultaneous 4K videos for H.264 or H.265/HEVC. Enabling synchronized playback halves the supported simultaneous video count. Confirm the software/firmware version and content layout for a project that depends on multiple videos or synchronized screens.
USB drives support FAT32 or NTFS, with a documented capacity range of 2–128 GB. Each media file must be greater than 0 KB and smaller than 4 GB. A drive’s capacity does not remove this player-specific single-file limit.
Network options and installation specifications
The NovaStar LCB4K supports NTP synchronization. GPS synchronization requires a specified 4G module; RF synchronization requires a specified RF module. The player ships without a 4G module as standard. Check module compatibility, local network support and the required accessories when requesting a quote. Network priority is wired Ethernet, Wi-Fi, then optional 4G.
| Power supply / maximum consumption | 100–240 V AC, 50/60 Hz, 0.6 A / 15 W |
|---|---|
| Dimensions / net weight | 274.3 × 139.0 × 40.0 mm / 1.1 kg |
| Operating environment | −20°C to +60°C; 0–80% RH, non-condensing |
| Protection | IP20; protect the unit from water |

NovaStar LCB4K questions
Can LCB4K connect directly to LED receiving cards?
Its video output is HDMI. For an LED screen, use a compatible downstream LED controller or sending system; the management Ethernet port does not replace that equipment.
Does it provide an HDMI live input?
The documented HDMI connector is an output. Choose a controller with a suitable video input if the installation needs a live HDMI source.
Does a 4K 60 Hz output guarantee every video plays at 60 fps?
No. File decoding has separate codec and frame-rate limits. Check the documented H.264 and H.265 limits and test the intended media before deployment.
Is the 4G module included with LCB4K?
No. The listed standard configuration ships without a 4G module. GPS and RF synchronization also require the specified compatible modules.
LCB4K configuration enquiry
Specification reference: NovaStar LCB4K LCD Multimedia Player Specifications V1.2.3, released August 29, 2025. Playback descriptions can differ between document and software versions; confirm the supplied configuration for your project. Browse NovaStar display control products or contact EagerLED for a configuration check and quotation.


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