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● FAQ SPEC. NO. EMS-FAQ-01

Frequently Asked Questions for B2B Smart Glasses Buyers

MOQ, lead time, certification, customization, logistics and privacy — the questions every brand asks before signing an OEM/ODM contract, answered with the same numbers we quote.

● How We Work Together SPEC. NO. EMS-FAQ-PRC

The Six-Step Buyer Journey

Every engagement follows the same sequence, so you always know what happens next and what we need from you at each gate.

RFQ

Send your product line, target quantity, market and budget. Include a competitor link or spec sheet if you have one — it cuts the first reply from days to hours.

Quote

Within 24 hours you receive a feasibility note, itemized tooling/NRE and unit pricing by volume tier. Sign an NDA first if your spec is sensitive.

Prototype

A working prototype ships 14 days after spec freeze. You evaluate weight, acoustics, optics and app behavior before committing tooling spend.

Mass Production

Production runs 30–45 days on average. You receive a production calendar and can book third-party inspection at any stage of the run.

Inspection

Pre-shipment inspection covers function, cosmetics and packaging against the agreed checklist. Every unit carries per-unit traceability records.

Shipping

Battery-compliant export packing, full customs documents and FOB / CIF / DDP options. Door-to-door freight with tracking is standard.

● Logistics & Duties SPEC. NO. EMS-FAQ-LOG

Shipping and Tariff Quick Reference

The numbers buyers need before they model landed cost. Details live in the Logistics & Duties FAQ group below.

TopicRequirement / codeReference data
Lithium battery (air)UN38.3 report + MSDSIATA DGR · ≤100 Wh standard
HS codes9004 eyewear · 8518 audio · 9003 framesConfirmed per model
US dutiesMFN 2–2.5% + Section 301Consumer electronics 7.5–25%
EU duties~2% (9003/9004)+ VAT 19–25% by country
UK duties2% under UKGT
Air-freight trendLithium battery volumes+25% YoY (IATA)
Delivery termsFOB / CIF / DDPDoor-to-door with customs docs

● Q&A SPEC. NO. EMS-FAQ-20

Twenty Questions, Answered with Numbers

Grouped the way buyers ask them. No marketing language — MOQ, days, percentages and codes.

MOQ & Pricing

What is your minimum order quantity (MOQ)?

MOQ starts at 100 pcs per SKU across all six product lines. Volume tiers apply above 1,000 pcs, and pricing is itemized transparently in the quote.

What are your reference wholesale price bands?

Reference wholesale bands: smart audio glasses USD 30–80, camera glasses USD 60–150, AR display glasses USD 150–400. Final pricing depends on configuration and volume.

Do you offer tiered pricing for larger orders?

Yes. Every quote breaks down tooling, NRE and unit price by volume tier, so you can model your margin before placing a deposit.

Lead Time

How long does a working prototype take?

A working prototype ships 14 days after spec freeze, built on the tested reference design for your product line.

How long does mass production take?

Mass production averages 30–45 days. A full ODM flow from blank spec to finished product runs 60–90 days, with certification running in parallel.

Certification

Which certifications do you ship with?

CE (RED/EMC/LVD/RoHS), FCC, Bluetooth BQB and UN38.3+MSDS documents ship with every order. ANSI Z87.1 and EN166 lens options are available for safety, sports and industrial models.

How long does CE certification take?

Simple audio models close CE in 4–6 weeks; camera and display models take 10–16 weeks. Pre-compliance testing saves 2–4 weeks.

Can you provide ANSI Z87.1 or EN166 impact protection?

Yes. Safety-rated lens and frame options meeting ANSI Z87.1 (US) or EN166 (EU) are available on sports, assistive and industrial models.

Customization

Do you support OEM and ODM modes?

Both. OEM takes your existing design to production; ODM covers frame, lens, hardware, software, branding and packaging from our reference platforms.

Can you fit prescription lenses?

Yes. Clip-in or bonded prescription lenses are supplied through our ophthalmic lab partner on most frame platforms.

Can you customize the software and companion app?

Yes. App UI, wake word, assistant voice, EQ presets and AI features are brand-customizable, with SDK access and OTA firmware updates after shipment.

Logistics & Duties

How do you ship products with lithium batteries?

Every battery carries a UN38.3 test report and MSDS, and shipments follow IATA DGR packing instructions. Batteries under 100 Wh ship as standard cargo; magnetic charging contacts are declared.

Which HS codes apply to smart glasses?

Smart glasses typically fall under HS 9004 (eyewear), with audio-heavy models under 8518 (audio electronics) and frames under 9003. We confirm the code per model at quote stage.

What are current US import duties on smart glasses?

The US MFN base rate is 2–2.5% on frames and lenses; Section 301 tariffs raise consumer-electronics smart glasses to a combined 7.5–25%. There is no US import VAT.

What about EU duties and VAT?

EU duty is about 2% for eyewear, plus country VAT of 19–25% (Germany 19%, France 20%, Italy 22%, Spain 21%, Netherlands 21%, Sweden 25%). An EORI number is required for imports.

Do magnetic charging contacts affect air freight?

Small magnets are generally permitted but must be declared on the air waybill. Our export team handles the declaration as part of the standard battery-compliant packing.

Privacy

Do camera glasses have privacy indicators?

Yes. Every camera model ships with a capture LED and a single-camera hardware switch, so recording state is visible to people around the wearer.

How is recorded footage stored and controlled?

Footage is stored on-device (32–128 GB) and transferred via the companion app. Cloud access is off by default and configurable per deployment.

Inquiry Process

What should I include in an RFQ?

Product line, target quantity, target market, budget band and launch timeline. We reply with a feasibility note, spec summary and a project plan.

How fast do you respond to inquiries?

Within 24 hours on business days. An NDA is signed before you share detailed specs, and a dedicated engineer owns your project end to end.

● Quick Contact SPEC. NO. EMS-FAQ-CT

Skip the Form, Write to Us Directly

Emailsales@ems-eyewear.com
WhatsApp+86 755 0000 0000
RFQ form/contact/ · 7 fields, under 2 minutes
ResponseWithin 24 hours, business days
NDASigned before detailed specs are shared
LanguagesEnglish / 中文

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● Next Step SPEC. NO. EMS-FAQ-CTA

Still Deciding? Ask the Engineer Directly

If your question isn't here, send it as-is — we reply with a number, not a brochure.

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