The GMR-540-A-ISO features new custom tuned elements and closed-back design, the GMR-540-A-ISO Gaming Headphones deliver the isolating 3D sound game developers intended. An ultra lightweight design with an all-new custom fitting sling allows the GMR-540-A-ISO to be worn for hours of gaming and extended use. 

The over-ear design has the iconic Koss “D-Profile” ear cups that mimic the shape of the ear to create the perfect seal and lasting comfort. 

The GMR-540-A-ISO also features a detachable cord design and comes equipped with three cords: an 8-foot extended cable with a boom microphone (with separate audio/voice plugs), a 4-foot standard headphone cable with the Koss 1-touch microphone (with standard 3.5mm plug) and a dual plug to single 3.5mm (TRRS) adapter.

• 15-22,000 Hz
• 35 Ohms
• 103 dB SPL
• 8 foot | 4 foot
• Includes Boom Mic w/Volume Control
• Includes Audio Adapter
• Includes In-Line Mic + Remote Cord

• Limited Lifetime Warranty