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Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone - Black
Brand: Koss
Condition: Refurbished - Excellent
$9448
$12806
-27% Save $3358
Updated: 16 days ago
Description
OVERVIEW:
Ideal for gamers who enjoy deep bass, the SB40 features a dynamic element for premium sound at all volume levels. Its large, closed ear cups surround the ear for maximum isolation so you can stay focused on saving the world or kicking a forty-yard field goal. The microphone eliminates excessive background noise for a greater ease of use with PC voice applications, such as speech recognition. Built of durable plastic, the SB40's headband can stand up to the rigors of daily wear and tear for a fits-like-new feel after years of use.
KEY FEATURES:
Noise cancelling microphone
Full range of sound brings games to life
Microphone eliminates excessive background noise for greater ease of use with PC voice applications, such as speech recognition
Soft leatherette ear cushions envelop ears for long-lasting comfort and maximum isolation without excess pressure
Adjustable headband fits most head sizes
Independent 3.5mm plugs for easy headphone and microphone connection
Specifications
- — Model Name: Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone
- — Brand: Koss
- — Headphone Frequency Response: 20Hz-20KHz
- — Headphone Input Impedance: 120 ohm
- — Headphone Sensitivity: 96dB S.P.L. at 1KHz
- — Connector: 3.5mm
- — Ear Coupling: Circumaural
- — Weight: 1.05
Frequently Asked Questions
Why Should I buy a Certified Pre-owned Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone?
Get the same great performance and features as new, for a fraction of the price. A certified pre-owned Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone is a smarter, more sustainable way to upgrade without breaking the bank.
At Reebelo, every product is professionally cleaned, quality-tested, and backed by our warranty and 30-day free returns, so you can shop risk-free and ensure your purchase is the perfect fit. It's better for your budget, better for the planet, and always risk-free.
What does Reebelo's warranty cover?
Every purchase from Reebelo includes a Vendor Warranty of up to 12 months covering functional defects, giving you peace of mind and protection against unexpected issues.
For tech products, our warranty covers all functional defects under normal use, as long as there's no physical or water damage by the customer.
All products with batteries come with at least 80% capacity for reliable daily use. Many products offer upgrade options to 90% or 100%. You're covered for 12 months against battery failure and overheating.
Want extra protection? Add our ReebeloCare Extended Warranty, an enhanced coverage plan that includes accidental damage from drops, spills, and other mishaps not covered by the 12-Month Vendor Warranty, available on select products.
Is a certified pre-owned Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone reliable?
Absolutely! Every Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone from Reebelo undergoes up to 70 rigorous quality checks, including professional inspection, cleaning, and repair to ensure it meets the highest standards of functionality. We work with trusted, certified vendors to guarantee top performance and long-lasting reliability, so you can enjoy your product with complete confidence.
How much can I save by buying a certified pre-owned Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone?
At Reebelo, you can save up to 70% off retail prices on a Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone, all while enjoying the same top-tier quality and performance. We're proud to offer certified pre-owned products from the brands you love — affordable, reliable, and thoroughly tested.
Want to boost your savings even more? Trade in your old product with Reebelo and make your next upgrade even more affordable.
How does buying certified pre-owned products benefit the environment?
Purchasing a certified pre-owned Koss SB40 Circumaural Multimedia Stereophone Over-Ear Headphone is one of the most effective ways to reduce waste and minimize your carbon footprint. By giving high-quality products a second life, you're helping prevent valuable materials from ending up in landfills, where they can take centuries to decompose and release harmful toxins into the environment.
Reebelo is committed to supporting a more sustainable, circular economy, where products are reused, refurbished, and kept in circulation for longer. This not only conserves resources but also reduces the need to manufacture new items, cutting down on energy consumption, raw material extraction, and greenhouse gas emissions.
Make a smarter, greener choice — every certified pre-owned product you buy helps create a more sustainable future for all.
Sold by
Reebelo
Leading certified refurbished marketplace
- 12-month warranty included
- 30-day money-back guarantee
- Environmentally conscious refurbishment
- Grade-certified by expert technicians
Product Details
- SKU:
- ru-sku-mlskyk4cFsk9iPTnx4qCqLG
- Country:
- US
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $34 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for Koss products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.
