Our take
The ARTlii US-RD817B is a distinct projector identity in a reseller listing, but the available evidence does not support treating its technical headline as a verified specification. The page title says 3500 lumens and Full HD, while the listing fields name ARTlii and US-RD817B. No manufacturer manual or exact-model data sheet was found to establish native panel pixels, ANSI output, throw ratio, or the port configuration. The listing's business label is not enough to prove that it suits a meeting room. Keep the model available for further checking, but use a better documented option when image detail, brightness, or installation is a hard requirement.
Only as a model to investigate further; do not use the business label or lumen headline as proof of room suitability..
It is not for a buyer who must verify native Full HD, compare ANSI output, calculate a throw distance, or confirm meeting-room ports before committing to an installation.
Pros & cons
What could work for you, and what to consider before buying.
What works in its favor
- The reseller listing identifies both ARTlii and the exact US-RD817B model code.
- Its advertised Full HD and lumen wording can be checked against a requested manufacturer manual.
- An exact-model search helps separate this identity from ARTlii's other projector families.
What to weigh up
- No exact-model manufacturer source supports a native 1920 × 1080 panel.
- The 3500-lumen title claim does not establish ANSI output or current unit brightness.
- Placement, zoom, app support, power, and physical inputs remain unverified.
The key details
| Model covered | US-RD817B |
|---|---|
| Image format | The native panel resolution is not established |
| Rated light output | The 3500-lumen headline has no verified ANSI method |
| Placement | Throw, zoom, and input compatibility need an exact-model source |
Performance figures are manufacturer claims. Source checked October 11, 2026. Regional models and included accessories can differ.
What the features mean for you
Verify the model code before trusting the listing
The reseller record explicitly supplies the ARTlii brand and US-RD817B model field, so this candidate can be kept distinct from other ARTlii projector models. That identity evidence does not establish the accuracy of the product-title specifications or the particular revision in a current offer. Ask for a clear photograph of the model label and an original manual or data sheet with the same suffix. Do not transfer specifications from US-H3, YG-series, or other ARTlii products. The profile records the exact identity while retaining null values wherever model-specific evidence is missing.
Treat Full HD wording as a question, not a panel fact
The listing title includes Full HD, but the reviewed source does not explain whether that means native panel resolution, accepted input, or promotional shorthand. Those distinctions change how readable small slide labels and subtitles will be. The profile therefore does not assign 1920 native horizontal pixels. Request a manufacturer specification that lists the panel's native resolution and confirm whether the same revision appears on the unit. Until then, do not put US-RD817B through a must-have Full HD filter or describe it as native 1080p in a comparison.
Ask for the brightness method behind 3500 lumens
The reseller title advertises 3500 lumens but does not establish an ANSI test method. Without that label, the figure cannot be compared with a projector explicitly rated in ANSI lumens, and it does not show how bright an old or used unit will be today. This uncertainty matters for a business or classroom claim because room light and image size affect readability. Request a primary source that ties an output method to this exact suffix. If the seller cannot provide one, choose a documented projector for a room where brightness is a non-negotiable requirement.
Do not plan the throw from a marketing title
The listing does not give a trustworthy throw ratio, zoom range, or distance table for US-RD817B. The phrase business projector also does not tell you how much space is needed from lens to screen. Before choosing a shelf, ceiling mount, or screen, request the manufacturer installation guide and calculate the intended image size from the lens position. The matching profile leaves ultra-short-throw status unknown. A projector that accepts a Full HD input could still require a conventional room distance, so verify placement independently of the resolution headline.
Confirm the actual source workflow and unit condition
No exact-model source in this review establishes the input panel, built-in streaming platform, battery, or lamp type. Ask for photographs of the rear connections and the power label, and test the laptop, media player, or network path you plan to use. HDMI compatibility, if present, would not by itself mean subscription apps are built in. For a used projector, view a full-frame neutral image, check focus across the screen, test every input, and inspect the air path or lamp status. A historical candidate ASIN is not proof that a current search result is the same model or package.
What else to compare
For business presentations, compare a product sheet that names native resolution, ANSI output, throw range, and the input ports your room uses.
Before you buy
Is US-RD817B confirmed native Full HD?
No. The reseller title says Full HD, but no exact-model manufacturer source establishes native panel resolution.
Does its 3500-lumen claim meet an ANSI minimum?
The listing does not name ANSI, so the figure cannot be treated as an ANSI rating for matching.
Is this a verified business-room projector?
The seller uses a business label, but native pixels, brightness method, room distance, and inputs are not established.
Where can I check the current price?
Use the Amazon link for current offers. Check the exact model, seller, product condition, delivery, and return terms. This page does not display a live price or confirm stock.
Sources & review basis
We use the following manufacturer documentation for the product features above. Our suitability notes and buying advice are editorial judgments based on those features, not measured performance results.
- MercadoLibre ARTlii US-RD817B reseller listing; identity evidence only ↗ — checked October 11, 2026.
- MercadoLibre reseller record with ARTlii brand and US-RD817B model fields; title claims are not corroborated ↗ — checked October 11, 2026.
The decision
Keep the US-RD817B as a model to verify; do not rely on reseller headline claims for a technical purchase decision.
Is it the right fit?
Check the exact model and today’s offers on Amazon.