The MDR-XB40EX in-ear stereo headphones from Sony are designed with bass-lovers in mind. Featuring large neodymium drivers, the headphones provide high-quality audio with powerful, dynamic bass.The headphones include 3 different sizes of soft hybrid silicone eartips to provide a secure and comfortable fit. The dual-flange design helps to maximize noise isolation so you can focus on your music instead of your environment. The flat Y-style cable minimizes tangles and the gold-plated 3.5mm plug provides wide compatibility. A clothing clip and carrying pouch are included for convenient organization.