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Marcus Kim

Senior Audio & Headphones Editor · 9 years reviewing · 242 articles

Marcus has spent nearly a decade testing headphones, earbuds, speakers, and audio gear for consumer publications. He runs a calibrated listening environment and measures every product independently rather than relying on manufacturer specs. At TheTestedHub, Marcus covers over-ear and on-ear headphones, true wireless earbuds, noise cancellation, Bluetooth speakers and soundbars, and Hi-Fi gear including DACs and amplifiers.

Senior Audio and Headphones Editor at TheTestedHubNearly a decade of experience reviewing consumer audio productsReal-world testing across all price tiers with calibrated measurement equipmentBackground in electrical engineering and signal processing

Areas of expertise

Over-ear and on-ear headphones

True wireless earbuds (TWS)

Active noise cancellation (ANC) measurement

Bluetooth speakers and soundbars

DACs, amplifiers, and Hi-Fi equipment

Frequency response and HRTF analysis

Latest by Marcus Kim

Expert’s Guide to the Best Internet Radios: Sangean WFR-28 Leads

Guide

Voice Recorders That Sound as Good as They Look

Guide

Find Studio Headphones You Can Mix On for Hours

Guide

Tested: Cordless Earphones That Actually Deliver

Guide

Take Your Music Anywhere With These Portable Players

Guide

Workout Earbuds That Stay Put Through Any Sweat Session

Guide

What to Look for in a Portable Record Player

Guide

Get Clear Audio With the Jabra Speak 750

Guide

Conference Call Speakers for Small Home Offices

Guide

Budget Turntables for Beginners and Collectors

Guide
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