Denon AH-C260R Mobile Elite In-Ear Headphones with 3-Button Remote and Mic. Take control of your listening experience with the Denon AHC260R with 3-button remote and microphone, made for iPhone and iPod. You can answer calls on your iPhone, and adjust volume and playback using the attached remote control. The headphone's hybrid metal housing and acoustic optimizer mean that no matter what you're listening to, it comes through crystal clear with a dynamic range of sound. Plus, the included ear piece adapters mean that you can customize the AHC260R to fit your extra small, small, medium, or large ears! Key Features Acoustic Optimizer achieves optimum acoustic characteristics by adjusting the sound pressure balance in front of and behind the diaphragm Hybrid material driver housing for highest fidelity sound reproduction Ergonomic design, for a snug fit in the ear and comfortable wearing Dynamic sound from 9 mm Neodymium magnet driver units Canal-type in-ear headphone reduces external noise and lets listeners enjoy the music Cables of equal length for left and right channels, to maximize sound quality 1.3 m OFC cable Comes with cable clip to keep the cable from tangling or fluttering in the wind Branch point adjustment function with slider, to take up slack in cables between the branch point and ear pieces Gold-plated stereo mini-jack Convenient carrying case Includes XS size earpiece that fits comfortably in extra-small ears Technical details Input impedance: 16 ohms Sensitivity: 103 dB/mW Maximum input: 100 mW Playback frequencies: 20 - 23.000 Hz Accessories Carrying case x 1 Cable clip x 1 Ear pieces (XS/S/M/L size) x 1 (2 pcs/1 size). Buy this Headphone and Get Free Shipping on a Denon AH-C260R Mobile Elite In-Ear Headphones w/ 3-Button Remote & Mic for $19.99 at Rakuten.com, a $40 Savings!