Koss Pro4S Studio Headphones
Koss Corporation$99-$100
Features
- New SLX40 dynamic element delivers accurate, unbiased monitoring from 10–25,000 Hz
- Aluminum ear-cups with 130-degree pivoting hinge for single-ear monitoring or flat storage
- Detachable dual-choice entry cord — connect from either ear-cup, daisy-chain to a second headset
- Memory foam cushions with breathable mesh headband for all-day comfort
- Backed by Koss Limited Lifetime Warranty
Description
The Pro4S updates the Pro4AA lineage with Koss's new SLX40 element for an accurate, unbiased 10–25,000 Hz response. Aluminum ear-cups pivot up to 130 degrees, a detachable cord with dual-choice entry lets you swap left/right ear connection or daisy-chain to a second pair, and memory foam cushions make extended sessions comfortable. Built for music professionals who need reference-grade monitoring.
Made in the USA
Manufactured by Koss Corporation, Milwaukee, WI. Koss confirmed US-based production and assembly at its Milwaukee factory in a 2019 press release.
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