NovaStar TB20 Plus multimedia player for LED signage
The NovaStar TB20 Plus combines media playback and LED sending functions for screens with up to 650,000 pixels. It provides one Gigabit LED output and an HDMI 1.3 input, so an integrator can choose stored-content playback or a live HDMI source. Typical uses include retail signs, storefront displays and lamp-post screens that need scheduled content and remote management.
Choose this player by the physical LED pixel matrix, the playback mode and the network available at the installation. A supported source-file resolution is not the same as the number of LED pixels the output can load.
TB20 Plus capacity and connections
| Item | Specification and selection condition |
|---|---|
| Total LED loading | Up to 650,000 pixels through 1 Gigabit LED output |
| Standard screen dimensions | Maximum width 2048 pixels; maximum height 2048 pixels, within the total pixel budget |
| Ultra-long-screen solution | Maximum width 8192 pixels; maximum height 2048 pixels, still within 650,000 pixels total; requires the appropriate playback layout |
| HDMI input | 1 HDMI 1.3 input; documented maximum 2048 × 1024 at 60 Hz, pixel clock no higher than 164 MHz; interlaced signals are not supported |
| Publishing and control | Separate Fast Ethernet management port, USB Type B computer connection and Wi-Fi |
| USB / audio | USB 2.0 Type A for playback, upgrades and storage expansion; 3.5 mm stereo output with a fixed 48 kHz audio sample rate |
Width and height maxima are separate limits, not a supported 8192 × 2048 canvas. For example, an 8192 × 64 LED matrix contains 524,288 pixels, while 8192 × 128 contains 1,048,576 pixels and exceeds capacity. Confirm the ultra-long-screen layout and receiving-card configuration before ordering.
HDMI, stored programs and synchronized playback
Asynchronous playback uses the internal video source; synchronous mode uses HDMI input. In synchronous mode, full-screen scaling can only reduce the image. The source width and height must each be between 64 and 2048 pixels and at least as large as the corresponding LED screen dimensions, subject to the documented input timing limits. A source using a custom EDID resolution must support that timing.
The quad-core ARM A53 processor runs at 1.4 GHz, with 2 GB RAM and 32 GB internal storage. The V1.0.0 media table lists H.265 decoding up to 4096 × 2304 at 60 fps and H.264 at the same resolution up to 30 fps. These are media decoding limits; they do not increase LED loading capacity.
Multi-screen synchronized playback supports NTP, GPS with the specified 4G module, or RF with the specified RF module. Enabling synchronized playback halves the device’s decoding capability. Test the actual media and layout with this function enabled.
Network, USB media and installation
Wi-Fi AP and STA can operate together, allowing a local device connection while the player joins a Wi-Fi network. Connection priority is wired network, then Wi-Fi, then optional 4G. Remote publishing also requires the appropriate software or cloud service and a working network connection.
The manufacturer ships the base player without a 4G module. Select the required product option and confirm the module, antennas and regional network compatibility. The USB port supports storage expansion up to 128 GB using Ext4 or FAT32. FAT32 has a 4 GB maximum file size; exFAT and FAT16 are not supported.
| Maximum power consumption | 15 W; use a power adapter matched to the unit’s input label |
|---|---|
| Maximum dimensions / net weight | 141.2 × 120.0 × 33.5 mm / 470.3 g |
| Operating environment | −20°C to +60°C; 5–85% RH, non-condensing |
| Ingress protection | IP20; protect the player from water even when it is installed inside an outdoor sign |


TB20 Plus selection questions
Can one TB20 Plus drive a 1920 × 1080 LED wall?
No. That LED matrix has 2,073,600 pixels, exceeding the 650,000-pixel output capacity. Select a controller by the actual LED matrix rather than the video file’s resolution.
Does the player include 4G or GPS by default?
The base manufacturer configuration excludes 4G. GPS synchronization requires the specified 4G module. Check the selected store option and required accessories before placing an order.
Can TB20 Plus switch between HDMI input and stored content?
Yes. Synchronous mode uses the HDMI input, while asynchronous mode plays stored content. HDMI scaling supports reducing the image, subject to the source timing and screen dimensions listed above.
What should I send for a replacement check?
Provide the screen pixel width and height, receiving-card model, existing controller and software versions, source timing, power-adapter label and any synchronization or mobile-network requirements.
TB20 Plus specification and configuration enquiry
Technical reference: NovaStar TB20 Plus specification, V1.0.0, released May 27, 2025. Browse NovaStar control products or contact EagerLED with your screen details for a configuration check and quotation.







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