Super extra bass : - enjoy powerful, dynamic sound with punchy bass and clear, natural vocals with the responsive 40mm neodymium drivers, balanced sound for a complete listening experience from 20 - 20, 000 hz Feather light - the sleek, lightweight and compact design makes portability extremely convenient Snug fit - the on-ear headphones with swivel ear cups offers flexible wearing and a comfortable fit for everyone Compact and foldable - easy to carry, easy to store headphones are engineered for music on the go In-line microphone - the tangle-resistant cable with 3. 5mm audio jack comes with a built-in mic and control for calls and playback