<p> <b>Compatible with (but not limited to):</b><br> - Sennheiser URBANITE Over Ear Headphones, PC363D, PC350, PC323D, MOMENTUM case<br> - Sennheiser MM 500-X case<br> - Sennheiser HD 650, HD 600 case<br> - Sennheiser HD 599, HD 598, HD 595, HD 559, HD 558, HD 555, HD 518, HD 515 case<br> - Sennheiser HD 449, HD 439, HD 429s, HD 429, HD 419 case<br> - Sennheiser HD 380 Pro case<br> - Sennheiser HD 280 Pro, HD 280, HD 201, 559 case And many other headphones </p> <p> <b>Note:</b><br> - Headphone Case only, Headphone is not included.<br> </p> <p> (Colors shown in pictures may slightly differ from actual product due to lighting and color settings.) </p>