Node Hardware Series
Purpose-Built Hardware for Every Screen
From single-screen signage to enterprise-grade multi-display deployments, TelemetryOS Nodes deliver reliable, secure, always-on performance.
Node Mini
$299
USD
Best for single-screen signage and displays
- Quad-core ARM Cortex-A55 @ 2.0 GHz
- 4 GB RAM / 32 GB eMMC
- Single 4K HDMI output
- WiFi 6, BT 5.0, Gigabit Ethernet
Node Pro
$499
USD
Best for multi-screen and enterprise deployments
- Intel N150 @ 3.6 GHz
- 4 GB LPDDR4 / 128 GB eMMC
- Triple 4K output (2 x HDMI, 1 x USB-C)
- WiFi 5, BT 5.1, Gigabit Ethernet
Compare Nodes
See how Node Mini and Node Pro stack up side by side.
Feature comparison
Node Mini
Hardware
- Processor
- ARM Cortex-A55 @ 2.0 GHz
- RAM
- 4 GB
- Storage
- 32 GB eMMC
- Display Outputs
- 1 x 4K HDMI
- Concurrent Video (HW decode)
- 2 x 1080p60 or 1 x 4K30
- WiFi
- WiFi 6
- Bluetooth
- 5.0
- Ethernet
- Gigabit
Platform Features
- 4K Playback
- Yes
- Offline Caching
- Yes
- OTA Updates
- Yes
- Fleet Management
- Yes
- MQTT
- Yes
- Serial (RS-232/RS-485)
- Yes
- HDMI-CEC Display Control
- Yes
- Multi-Screen
- No
- Containers / Docker
- No
Node Pro
Hardware
- Processor
- Intel N150 @ 3.6 GHz
- RAM
- 4 GB
- Storage
- 128 GB eMMC
- Display Outputs
- 3 x 4K (2 x HDMI, 1 x USB-C)
- Concurrent Video (HW decode)
- 3 x 4K60 simultaneously
- WiFi
- WiFi 5
- Bluetooth
- 5.1
- Ethernet
- Gigabit
Platform Features
- 4K Playback
- Yes
- Offline Caching
- Yes
- OTA Updates
- Yes
- Fleet Management
- Yes
- MQTT
- Yes
- Serial (RS-232/RS-485)
- Yes
- HDMI-CEC Display Control
- No
- Multi-Screen
- Yes
- Containers / Docker
- Yes
Feature comparison
Hardware
| Feature | Node Mini node | Node Pro node |
|---|---|---|
| Processor | ARM Cortex-A55 @ 2.0 GHz | Intel N150 @ 3.6 GHz |
| RAM | 4 GB | 4 GB |
| Storage | 32 GB eMMC | 128 GB eMMC |
| Display Outputs | 1 x 4K HDMI | 3 x 4K (2 x HDMI, 1 x USB-C) |
| Concurrent Video (HW decode) | 2 x 1080p60 or 1 x 4K30 | 3 x 4K60 simultaneously |
| WiFi | WiFi 6 | WiFi 5 |
| Bluetooth | 5.0 | 5.1 |
| Ethernet | Gigabit | Gigabit |
Platform Features
| Feature | Node Mini node | Node Pro node |
|---|---|---|
| 4K Playback | Yes | Yes |
| Offline Caching | Yes | Yes |
| OTA Updates | Yes | Yes |
| Fleet Management | Yes | Yes |
| MQTT | Yes | Yes |
| Serial (RS-232/RS-485) | Yes | Yes |
| HDMI-CEC Display Control | Yes | No |
| Multi-Screen | No | Yes |
| Containers / Docker | No | Yes |
Why purpose-built hardware
The screen application platform requires one known machine
TelemetryOS is not a cross-platform CMS. It is a screen application platform — a category that only exists when a vendor controls the full stack. Node hardware is how the platform delivers capabilities that cross-platform products structurally cannot: hardware-accelerated video, deterministic boot, first-class peripheral APIs, atomic fleet-wide OTA, and multi-year predictable behavior.
One known machine, top to bottom
TelemetryOS designs the silicon, the firmware, TelemetryOS Edge, the runtime, and the cloud. Because one vendor owns the full stack, the platform can guarantee hardware-accelerated video paths, deterministic boot, and first-class peripheral APIs that cross-platform products cannot.
Fleet-wide atomic OTA
Firmware, OS, runtime, and applications update through one pipeline with staged rollouts and automatic rollback on failure. No per-panel recertification. No frozen firmware cliffs. The same device behaves the same way three years from now.
Single accountability surface
When a screen has a problem, there is one vendor to call. No finger-pointing between the panel maker, the media player vendor, the OS maintainer, and the signage CMS — a single support chain from device to cloud.
First-class peripheral APIs
Serial (RS-232/RS-485), USB, MQTT, camera, and Bluetooth exposed through the TelemetryOS SDK. Barcode scanners, payment peripherals, PLCs, and sensors are reachable from standard React applications — not bolted on through workarounds.
Multi-year deterministic behavior
Applications built today behave identically on Node devices years from now. No per-generation compatibility matrix to maintain. No ancient browser forks to polyfill around. The runtime tracks mainline Chromium on a predictable cadence.
Standard web apps, not proprietary tooling
Vertical integration on the infrastructure side does not mean lock-in on the developer side. TelemetryOS applications are standard React web apps built with the TelemetryOS SDK. Developers use the languages and tools they already know.
How Node compares to the common alternatives
Every evaluation eventually asks why not reuse the computer in the panel, why not use a Raspberry Pi, or why not standardize on Chromebox. Each alternative carries tradeoffs that only show up after commitment. Here are the substantive answers.
Panel-embedded SoCs
Samsung Tizen, LG webOS, Philips Android
- Browser engines are typically years behind mainline Chromium, with per-generation compatibility matrices that developers have to maintain.
- Commercial panel firmware support windows close after a few years — after that, devices run on frozen firmware for the life of the panel.
- Panel vendors operate on annual TV product cycles, not modern platform release cadence. Peripheral APIs and codec sets are inherited from whenever the panel was certified.
The Node answer: Keep the panel for its display. Add a Node Mini behind it over HDMI. The panel does what it's good at; Node provides the platform.
Raspberry Pi
Pi 5, CM5, and DIY signage builds
- The BCM2712 SoC used in Pi 5 and CM5 has no hardware H.264 decode path available to the browser runtime. Video falls back to software decoding that is strained at 1080p60 and does not hold up at 4K.
- Consumer microSD under 24/7 write load has well-documented failure modes. Moving to CM5 with onboard eMMC addresses the storage but raises the per-unit BOM to a level comparable with purpose-built appliances once carrier board, enclosure, PSU, and thermal design are included.
- On the DIY path, the customer becomes the OEM: OS image maintenance, kernel patching, thermal tuning, and field replacement logistics.
The Node answer: Node Mini is the fanless ARM-based signage appliance the DIY Pi path is trying to become — with working hardware video, single-vendor support, and no compounding OEM responsibilities.
ChromeOS / Chromebox
Chromebox, Chromebit, ChromeOS Flex
- Chrome apps are being staged out in phases: ChromeOS M138 (July 2025) ended user-installed Chrome apps; ChromeOS 150 (July 2026) is the final stable-channel release for Chrome apps in kiosk mode; Long-Term Support cuts off in April 2027; and ChromeOS M168 (February 2028) ends Chrome apps enterprise-wide.
- Google has publicly confirmed a ChromeOS-to-Android merger (reported internally as 'Aluminium OS'), with first-wave devices targeted for 2026 and commercial rollout extending into 2028.
- Every Chromebox carries an Auto Update Expiration date. After AUE, security patches and browser engine updates stop for that hardware.
The Node answer: For customers on Chromebox or Chromebit fleets, migration to Node hardware removes Google-abandonment risk and consolidates on a vendor whose business depends on signage working.
The five-year question. Whatever hardware is in the evaluation, ask what it looks like in year five. Frozen panel firmware. SD cards failing at scale. ChromeOS folding into Android. The purpose-built-appliance answer — a single accountability surface, a platform whose vendor depends on signage working — is typically the lowest all-in cost over that horizon, even when the sticker price is higher on day one.
Built for Every Deployment
Designed for 24/7 operation
Enterprise-grade hardware built for reliability and efficiency in demanding environments
- Fanless Design
- Silent operation with passive cooling eliminates moving parts for maintenance-free deployment
- Ultra-Low Power
- Efficient operation enables deployment anywhere with minimal infrastructure requirements
- 1-Year Hardware Warranty
- Comprehensive hardware protection included with every Node. Extends up to five years from activation on Premium or Enterprise plans.
- Optimized Provisioning
- Preconfigured setup enables quick deployment to get Nodes online in minutes
Find Your Perfect Node
Whether you need a single-screen display or a multi-screen enterprise deployment, there's a TelemetryOS Node built for it.