About this item Perfect Fit and Durable - An exact match for your headphones, great value and durable replacements for the broken or scratched hinge. As Same As The OEM - You don't need to concern about the size, color, and construction, because this hinge is almost 100% the same as the original. Furthermore, it is also the same quality as the original. Save Your Money - Ordering this replacement hinge can save you $150 to $200 in repairs from the original headphone company or save you from buying new headphones. Compatibility - These replacement parts are ONLY compatible with Wireless Noise Cancelling Headphones (Model A1914) and Pro (A2924). 2 Installation Options - 1. Cut the backside bar of the old hinge to remove it and cut the backside bar of the new hinge to install it. (5-8 minutes) 2. Remove the earpad, speaker house, panel, thus removing the old hinge. When you have installed the new hinge, put the panel, speaker, earpad back. (40 minutes) Size: 5.43 x 3.31 x 0.35 inches