Koss Corporations

Documents in the EAEU register

valid now

4

certificates / declarations

0 / 4

first document

Nov 25, 2025

latest document

May 12, 2026

Technical regulations

• ТР ТС 004/2011 · Safety of low-voltage equipment
• ТР ТС 020/2011 · Electromagnetic compatibility of technical means
• ТР ЕАЭС 037/2016 · Restriction of the Use of Hazardous Substances in Electrical and Radio Electronics Products

Check a document by its number

How its goods are certified

serial production

4

single consignments

0

single items

0

A document for serial production covers the factory's output as a whole, so the goods arrive regularly. A document for a consignment covers one shipment.

No documents terminated early or suspended.

HS codes in the documents

• 8518 30Headphones and earphones, whether or not combined with microphone, and sets consisting of a microphone and one or more loudspeakers (excl. telephone sets, hearing aids and helmets with built-in headphones, whether or not incorporating a microphone)4 documents

Importers in Russia

Russian companies holding conformity documents for this factory's goods. Those with documents from the last two years come first.

• OOO «MASTOR»
  433454, Russia, Ulyanovskaya Oblast, Staromaynskiy mikrorayon, selskoe poselenie Uraykinskoe, village Tatarskoe Uraykino
  1 document, latest May 12, 2026

Similar records in the register

This may be the same company recorded differently, or a subsidiary. The register does not tell them apart.

• Koss Corporations · United States · 2 documents
• KOSS Corporation · China · 20 documents
• KOSS Corporation · United States · 7 documents
• KOSS Stereophones · United States · 1 document