The Pro4S Studio Headphone is specifically crafted for professionals who use headphones every day to create the world's greatest music. Featuring the all new SLX40 element, tuned for reference, the Pro4S Studio Headphone delivers an incredibly accurate and unbiased sound, perfect for any studio or creative environment.

Introducing the next generation of Porta Pro with Wireless Bluetooth 5.2, USB-C charging, Analog Audio Pass Through for wired listening, on-board microphone and controls for taking calls/controlling music and up to 20+ hours of battery life, all in the same durable, lightweight legendary design as the original.

Reimagined from the inside out, the Koss KPH30 Wireless features breathtaking high-fidelity audio from 15-25,000 Hz. Built on an all-new, sophisticated design that stays true to the original KPH30i aesthetic, KPH30 Wireless introduces a redesigned headband and Patent Pending suspension built for increased strength, durability, and all-day comfort.