Certified Refurbished Product has been tested, checked, and thoroughly inspected to meet the same high-quality standards as our new products. Learn More Outstanding sound: Thanks to a transducer with an improved laminate diaphragm, the HD 505 over-ear headphones deliver enhanced bass and treble. A lighter voice coil creates more transparent sound. High-grade design: These overhead headphones feature an open-back design without back reflections, ensuring a spatial and immersive sound reproduction Greater wearing comfort: An even lighter headband with reduced clamping force, velour ear pads and a more transparent dust cover ensure a comfortable and secure fit Long-lasting and flexible use: Built from high-quality materials, the stereo headset offers a long service life - Includes 1.8 meter cable with 3.5 mm plug for seamless desktop and phone use Compatible accessories: The over-ear HD 505 Copper Edition Headphones come with a drawstring bag. Fully compatible with all HD 500 series accessory cables, including balanced and microphone options.