NovaStar LCB4K for LCD Digital Signage
The NovaStar LCB4K publishes and plays media for LCD signage and commercial display installations. Its HDMI output connects to the display system, while Ethernet, Wi-Fi and USB provide content-management options. The Ethernet connector is a control/network connection; it is not listed as a direct LED receiving-card output.
HDMI Output and Content Management
Adaptive output mode reads the LCD display’s EDID and adjusts the playback window. Custom mode lets the user set the window resolution. Content can be managed from a computer, phone or tablet through the supported control system. Wi-Fi AP mode connects a terminal directly to the player; STA mode connects the player through a router.
The table below identifies values in NovaStar’s LCB4K Specifications V1.2.4, dated January 5, 2026. Confirm the supplied hardware, firmware and document revision when planning playback.
| Parameter | Specification |
|---|---|
| HDMI output | 1 × HDMI 2.0; adaptive timings include 3840 × 2160 at 60/50/30/25/24 Hz, 1920 × 1080 at 60 Hz, 1280 × 720 at 60 Hz and 720 × 480 at 60 Hz |
| Custom output examples | 512 × 512 at 60 Hz to 4096 × 2160 at 60 Hz, or 2160 × 4096 at 60 Hz; these are separate width/height configurations, not 4096 × 4096 |
| Processor / memory | Quad-core ARM A55 at 1.8 GHz; 2 GB RAM; 32 GB internal storage |
| Simultaneous video playback | 2 × 4K, 5 × 1080p, 5 × 720p, 8 × 480p or 10 × 360p; alternative resolution configurations |
| Video decoding | H.264: up to 4096 × 2304, 30 fps, 80 Mbps; H.265/HEVC: up to 4096 × 2304, 60 fps, 100 Mbps. Bitrates are ideal-case maxima |
| USB / network | 1 × USB 3.0 Type A, 1 × USB 2.0 Type A, 1 × USB Type B; 1 × Gigabit Ethernet; 2.4 GHz Wi-Fi |
| USB media limits | FAT32/NTFS; drive capacity 2–128 GB; individual files greater than 0 KB and less than 4 GB |
| Audio | 3.5 mm stereo output for a three-pole jack; fixed 48 kHz sample rate |
| Power | 100–240 V AC, 50/60 Hz, 0.6 A; maximum power consumption 15 W |
| Operating environment | −20°C to +60°C; 0–80% RH, non-condensing |
| Dimensions / net weight | 274.3 × 139.0 × 40.0 mm; 1.1 kg |
| Protection rating | IP20 |
Playback Revisions and Optional Modules
The earlier listing stated 2 × 4K, 6 × 1080p, 10 × 720p or 20 × 360p videos and grouped H.264/H.265 under a 4K at 60 Hz claim. V1.2.4 gives the different stream counts and separate codec frame rates shown above. These figures should not be combined into one specification. Videos between 2K and 4K are treated as 4K in the newer playback guidance.
For synchronized playback, V1.2.4 says the simultaneous video count is halved; the earlier listing specified one 4K video. NTP synchronization is supported. GPS requires the specified 4G module, and RF synchronization requires the specified RF module. Reserved RF connections are not evidence that an RF module is included.
V1.2.4 documents optional 4G, supplied separately, and network priority of wired Ethernet, then Wi-Fi, then 4G. The earlier listing also mentioned optional 5G limited to networks in China; that claim is not confirmed by V1.2.4. Verify the actual module and regional network compatibility before relying on cellular access.
Frequently Asked Questions
Can the NovaStar LCB4K output 4K at 60 Hz?
Yes. V1.2.4 lists 3840 × 2160 at 60 Hz for adaptive HDMI output. Output timing and video decoding are different limits: its codec table specifies H.264 at up to 30 fps and H.265/HEVC at up to 60 fps.
How many videos can the LCB4K play at once?
V1.2.4 lists 2 × 4K, 5 × 1080p, 5 × 720p, 8 × 480p or 10 × 360p. Synchronized playback reduces the simultaneous count. Older listing figures differ, so check the installed version before building a multi-window program.
How do Wi-Fi AP and STA modes differ?
AP mode lets your computer or mobile device connect directly to the player’s hotspot. STA mode connects the player to a router. For current units, follow the SSID label and applicable setup instructions rather than assuming an older default password.
Is a 4G or 5G module included with LCB4K?
No cellular module is included according to the documentation reviewed. V1.2.4 specifies optional 4G; the earlier 5G claim needs separate confirmation for the supplied hardware and region.
Can multiple LCB4K players show synchronized content?
The specification supports NTP synchronization and, with the required optional hardware, GPS or RF synchronization. Allow for the reduced playback count and verify that each player uses a compatible configuration.
Specification Download
The original download link is retained below. The linked file could not be retrieved during this review; use its revision information if available and compare it with the V1.2.4 values identified above.




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