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KOSS Manuals & User Guides

Koss Corporation is a legendary American audio company specializing in high-fidelity stereophones, wireless headphones, and headsets for audiophiles and professionals.

Tip: include the full model number printed on your KOSS label for the best match.

KOSS Support

Official site: https://koss.com
General support: https://koss.com/pages/support
Warranty & registration: Warranty info
Support phone: 1-800-872-5677
Support email: support@koss.com
Contact form: Contact manufacturer support

KOSS manuals

Latest manuals from manuals+ curated for this brand.

KOSS manuals from online retailers

Koss CL/2 Clear Transparent On-Ear Headphone User Manual

CL/2 • July 12, 2025

Comprehensive user manual for the Koss CL/2 Clear Transparent On-Ear Headphones, covering setup, operation, maintenance, troubleshooting, and detailed specifications for optimal audio experience.

Koss Porta Pro Classic On-Ear Headphones Instruction Manual

6303157 • July 11, 2025

The Koss Porta Pro Classic On-Ear Headphones offer a retro design with modern acoustic performance. Featuring a 3.5mm wired plug, adjustable headband, and ComfortZone settings, these durable headphones…

Koss KPH30iK On-Ear Headphones User Manual

KPH-30iK • July 5, 2025

Comprehensive user manual for Koss KPH30iK On-Ear Headphones, featuring high-resolution dynamic audio, in-line microphone and remote, adjustable headband, and durable design. Includes setup, operating instructions, maintenance, troubleshooting, specifications,…