TB40 LED Controller for Store and Advertising Displays
The NovaStar TB40 combines LED sending with media playback in a compact controller powered by 12 V DC. It supports up to 1.3 million pixels through two Gigabit Ethernet outputs, making it suitable for retail signs, chain-store displays and commercial information screens.
Use internal programs in asynchronous mode, or an HDMI source in synchronous mode. The device supports content publishing and screen control from computers and mobile devices, with cloud publishing and monitoring for connected screens.
| Parameter | Specification |
|---|---|
| Maximum LED load | 1,300,000 pixels |
| Maximum width / height | 4096 pixels each, within the total load |
| LED output ports | 2 × Gigabit Ethernet; both primary by default, or 1 primary + 1 backup |
| HDMI input / output | HDMI 1.4 input; HDMI 1.4 output with loop support, up to 1080p@60 Hz |
| Processor / memory | Quad-core ARM A55 at 1.8 GHz; 1 GB RAM; 16 GB internal storage |
| Playback capacity (V1.0.1) | 2 × 4K, 6 × 1080p, 10 × 720p or 20 × 360p videos |
| Video decoding | H.264 and H.265 up to 4096 × 2304 at 60 fps in the codec table |
| USB | USB 3.0 Type-A for content import and firmware upgrades; Type-B reserved |
| USB file systems | Ext4 and FAT32; exFAT and FAT16 not supported |
| Control network | Gigabit Ethernet; Wi-Fi AP/STA switching; optional 4G |
| Audio / sensor connections | Stereo audio output; 2 sensor connectors |
| Power input / maximum consumption | 12 V DC, 2 A / 18 W |
| Dimensions / net weight | 238.8 × 140.5 × 32.0 mm / 430.0 g |
| Operating environment | −20°C to +60°C; 0%–80% RH, non-condensing |
| System / protection | Android 11.0; third-party apps not supported; IP20 |
Playback and Installation Limits
The table follows the linked V1.0.1 document, whose revision history specifically updates playback performance. It specifies a maximum height of 4096 pixels within the total load, whereas the earlier page text stated 1920 pixels. Confirm the screen layout against the applicable firmware and specification before installation.
HDMI full-screen scaling in synchronous mode requires a source width of 64–2048 pixels and supports downscaling only. NTP synchronization is supported for multi-screen playback. GPS synchronization requires the specified optional 4G module; no 4G module is supplied as standard. Network priority is wired Ethernet, Wi-Fi, then 4G.
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Frequently Asked Questions
How many pixels does the NovaStar TB40 support?
The linked V1.0.1 specification lists up to 1.3 million pixels. Maximum width and height are 4096 pixels each, but the total screen area must remain within the loading capacity.
Can TB40 switch between HDMI and stored programs?
Yes. HDMI input is used in synchronous mode and the internal video source in asynchronous mode. The front-panel SWITCH button changes the mode.
Does the TB40 need an AC power connection directly?
The TB40 input is specified as 12 V DC, 2 A, and a power adapter is listed in the package. Its maximum power consumption is 18 W.
Are 4G and GPS synchronization included?
The TB40 ships without a 4G module. Purchase a compatible module separately for cellular access; GPS time synchronization requires the specified module.
How do I confirm TB40 price and delivery time?
Contact sales with the quantity, destination and required 4G configuration to request a current quotation and delivery estimate. Confirm availability and the quoted shipping arrangement before ordering.















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