"With the new SP Series, we went back to the basics established by my father,
The SP540 and SP330 both feature the natural fitting "D-profile" earcup first featured on the ergonomically designed Koss Pro4AAA. The D-profile mimics the shape of the ear, creating an ideal seal for the most consistent sound reproduction and an incredibly natural fit for extended personal listening sessions.
The SP540 and SP330 both feature outer earcups reinforced by anodized aluminum and insert-molded metal hinges, which provide strength in areas where other headphones often fail. The advanced headband design allows for both size and pressure adjustment. Each headband contains soft memory foam wrapped in breathable fabric for extended comfort. Both products have a detachable cord and fold flat into a slim travel case for easy portability.
"The team pored over our more than 56 years of archives to find the best personal listening concepts we have ever used," said Koss. "They combined their findings with several new technological advancements to create the SP540 and SP330, which are now the most evolutionary products for personal listening on the market."
SP540 Full-Size, Over-Ear Headphones
The full-sized, over-ear SP540 features the new Koss PLX40 dynamic element, tuned specifically for personal listening.
The D-profile, circumaural design of the SP540 is highlighted by a new contour seal with asymmetrical foam that gradually increases in density near the back and bottom of the cups to balance the pressure around the ear, resulting in a perfect acoustical seal and a balanced fit for comfort. The cushions are comprised of slow recovery memory foam, premium acoustical fabric and protein leather.
The new SP540 Full-Size, Over-Ear Headphones ship immediately and are available at Koss.com and Amazon.com, with a choice of regular retail packaging or
SP330 On-Ear Headphones
The slim, on-ear SP330 features the all-new Koss PLX30 dynamic elements, tuned for personal listening.
The supra-aural SP330 headphones feature an all-new, angled on-ear D-profile for an extremely accurate fit. The ear-shaped foam cushions, which are crafted of memory foam, acoustical fabric and protein leather, create pillow-like comfort on the ears to produce a premier audio coupling experience.
For more information, including an inside look at the development of the SP Series, visit: newproducts.koss.com
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