Superb fidelity and supreme listening comfort are the hallmarks of Denon's AH-C710 in-ear headphones. Denon's latest in-ear headphone technologies are featured in this high performance model. The exclusive Radial Cascade Damper system minimizes cable-transmitted vibration noise for superior fidelity while on-the-go. Denon's Acoustic Optimizer technology balances the sound pressure in front of and behind the diaphragm that delivers a neutral tonal balance with superior deep bass detail. The lightweight in-ear headphone housing features Denon's hybrid material driver system incorporating a soft elastomer dampening layer combined with a rigid machined aluminum driver housing for optimum comfort, durability and superior fidelity. The AH-C710 comes with soft, moldable foam earpieces for the utmost comfort and superior fit. There are also three sets of soft, compliant silicon earpads that allow the best fit and optimum isolation from extraneous ambient noise. The headphones also feature Oxygen Free Copper cabling, and are supplied with an extension cable that features an L-shaped 3.5mm gold-plated plug that is iPhone compatible. The included deluxe carrying case is compact and lightweight and features easy cable management.