The DTX 101 iE headphone combines superb sound quality and elegant design with excellent ambient noise attenuation for a truly spectacular listening experience. Powerful Neodymium acoustic drivers deliver a punchy audio performance. Red housing. In-ear headphones, 12 Ω, 104 dB, Neodymium HD Drivers, light metal housing, mini-jack 3.5 mm, excellent for MP3 players, Smart Phones, iPad and tablets. Comes supplied with a high quality soft case for easy storage. Two year warranty from beyerdynamic.