these earphones are designed for the latest generations Earphone. They work with all Androids Tablets MP3 players and related devices Amazing sound and Excellent bass - Good-quality audio signal transmission ensure outstanding Hi-Fi performance Super bass of a powerful 10 mm drivers for HD sound while the super extra bass lets you enjoy your favourite songs with greater clarity making the process of listening to music a fulfilling one. With a total harmonic distortion of 0.3 per cent a wide frequency range of 20 Hz to 20 KHz speaker resistance of 16 Ohm and sensitivity range of 98 dB +/- 3dbthat minimizes any distortion of sound quality you are guaranteed a fun-filled auditory experience.