Koss KPH40 Utility
On-ear wired headphones with detachable cord, part of Koss’s Utility Series and Retro Style Collection
Overview
It belongs to both the Koss Utility Series and the Retro Style Collection, sharing acoustic design principles with legendary Koss models like the Porta Pro and KPH30i. Marketed under full names including "Koss KPH40 Utility On-Ear Headphones," it features a retro aesthetic and modern functionality. The design emphasizes portability and convenience with an ultra-lightweight build and a detachable 3.5 mm cord system.
Specifications
| Frequency Response | 15 - 25,000 Hz |
| Impedance | 60 Ohms |
| Driver Type | Dynamic driver |
| Connection Type | 1/8 in. (3.5 mm) |
| Cord System | Detachable cord system |
| Headband | Sleek stealth grey stainless steel headband |
| Cushions | Soft foam cushions |
| Item Weight | 0.1 Kilograms |
| Style | On Ear |
| Style | Retro |
| Color options | Stealth Black, Rhythm Beige |
Design
The KPH40 Utility features a detachable cord system and an ultra lightweight design, built on the acclaimed sound principles of the Porta Pro and KPH30i. It includes a sleek stealth grey stainless steel headband and soft foam cushions, combining durability with comfort.
Context
The KPH40 Utility is part of Koss's "Retro Style Collection" and the "Utility Series," positioned alongside models like the KPH30i, Porta Pro Limited Edition, and Pro4. It is considered among Koss's legendary line of headphones, leveraging heritage audio engineering in a modern form.
Market
The current market price for a new KPH40 Utility is $39.99. Some owners have reported durability issues, with one noting the headphones broke after about six months of consistent casual use.
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