About this item Compatibility: Fit perfectly on E65 (E65BTNC), Live 650 (650NC 650BTNC), Live 770 (770NC), Live 660 (660NC), Duet NC Wireless Headphones. Please confirm your headset's model before purchase. Luxury Upgraded Earpads: Adopting Softer Protein Leather and high-density foam, our earpads are designed for ultra-comfort and rugged durability. They are engineered to maintain their shape and provide lasting comfort over time. Enhanced Sound: Your old earpads negatively affect the sound quality of your headphones. You will immediately feel the difference as soon as you wear them. Flawless Installation: Our earpads perfectly fit your headsets, allowing you to complete the entire installation within a few minutes. Rugged Durability: Added stitching and strong adhesive on the inside seams of each earpad prevent splitting, ensuring long-lasting use. Size: 7.52 x 5.24 x 1.18 inches.