Everything B2B buyers ask us before placing an order — organized by product line. If you do not find your answer here, send us a message and our team replies within 12 hours.
Portable Smart Screens
More detail in our dedicated portable smart screens guide.
What is the typical MOQ for portable smart screen wholesale orders?
Most factories set MOQs between 100 and 500 units depending on customization level. Stock models with standard branding usually start at 100 units, while full ODM projects with custom hardware or software may require 500+ units. At owwo, stock models start at 100 units and OEM projects from 500 units.
How long does production take for a wholesale smart screen order?
Sample orders ship in 3–5 days. Bulk production runs 15–25 days for standard models and 30–45 days for custom ODM projects, depending on tooling and certification requirements.
Which certifications do portable smart screens need for US and EU markets?
For the US: FCC and UL or ETL listing are the baseline. For the EU: CE with EMC, LVD, and RoHS directives. Battery-powered models also need UN38.3 and MSDS documentation for air freight.
Can I get a sample before placing a bulk order?
Yes. Reputable factories always offer paid samples (usually 1–3 units) that are refunded or discounted against your first bulk order. Never skip the sample stage — it is the only way to verify panel quality and build.
What is the difference between a bestie screen and a portable smart screen?
They are the same product category. 'Bestie screen' is the popular consumer name (from the Chinese 闺蜜机), while 'portable smart screen' or 'mobile smart display' is the industry term used in B2B sourcing.
Lyrics Speakers & Displays
More detail in our dedicated lyrics speakers & displays guide.
What is a lyrics speaker and how does it display lyrics?
A lyrics speaker combines a display and an audio system: it connects to music apps like Spotify and Apple Music over WiFi or Bluetooth, extracts the track's lyric data in real time, and renders it on a transparent or standard LCD with visual effects.
What is the MOQ for a lyrics speaker OEM order?
Standard branding (logo, packaging) typically starts at 100–300 units. Deeper customization such as custom housing molds or proprietary app skins usually starts at 500–1,000 units, since molds and firmware work have fixed engineering costs.
How long does lyrics speaker OEM production take?
Branded stock models ship in about 15–20 days after artwork approval. Projects involving new molds run 45–60 days including tooling and certification. Firmware-only customization (custom UI, boot sequence) adds about a week.
Can the lyrics display work with Spotify and Apple Music?
Yes. Modern lyrics speakers sync with major streaming platforms over WiFi. The key is firmware quality — cheap units use phone-scraping methods that break when apps update, while properly engineered devices use stable APIs.
Which markets are lyrics displays selling best in right now?
North America and Europe lead in unit volume for the home-decor angle, while Southeast Asia shows the fastest growth. Gift-season demand (Q4) consistently runs 2–3x baseline, so importers typically place orders by August–September.
Portable Projectors
More detail in our dedicated portable projectors guide.
How many ANSI lumens does a portable projector need?
For dark-room home use, 250–400 ANSI lumens is workable. For living rooms with ambient light, look for 500+ ANSI. Be careful with 'LED lumens' marketing figures — always convert to ANSI lumens, the only standardized measurement.
Is a 0.23-inch DMD chip good enough for 1080P?
Yes. Texas Instruments' 0.23″ DMD with XPR pixel shifting produces genuine 1080P output and is the industry standard for compact projectors. Optical quality matters more: lens clarity and light-path design determine sharpness.
What battery life should I expect from a battery-powered projector?
Realistic full-brightness runtime for good compact models is 90–200 minutes. Anything claiming 4+ hours at full brightness should be verified with a sample — brightness throttling is common once the battery drops below 50%.
What causes the most projector returns for Amazon sellers?
The top three: brightness disappointment (misleading lumen claims), noisy fans, and auto-focus that hunts constantly. All three are factory-side engineering choices — which is why supplier selection matters more than spec-sheet shopping.
Can I customize projectors with my own brand and apps?
Yes. Standard OEM covers logo, boot screen, packaging, and pre-installed apps. Deeper ODM can modify the optical engine housing, battery capacity, and software stack. MOQs typically start around 500 units for branding and 1,000+ for hardware changes.