Samsung Galaxy (Android) version with 3-button in-line remote and integrated mic to control music and take callsnNew, ultra small design features a 28-ohm impedance transducer delivering balanced sound and deep bassnShape and size optimized for exceptional fit and outstanding wearing comfortnChoice of 4 ear adapter sizes ensure good fit for effective noise blockingnTwo year warranty when purchased from an authorized Sennheiser dealernThe CX 2.00 showcases Sennheiser design and engineering expertise. This in-ear canal headphone delivers clarity and balance across the frequency range, featuring extended highs, smooth mid-range and accurate yet powerful bass response.New acoustic design and driver technology delivers a lightweight, ultra-small form factor with great fit and performance.