Get up, tune in, and rock out with the Skullcandy Uprock HeadphonesAAAthe latest offering from the headphone gurus that are Skullcandy. This ergonomic and adjustable headphone accommodates to all sizes of domes while the twin 40mm drivers hit hard like an anvil dropping on your cortex. The Uprock is constructed from a blend of lightweight materials that can stand up to adventures of life. The blanket-soft padded ear pillows are comfortable enough to lull you to sleep, assuming you weren"t blasting you alt-country/rap/bebop/rock mashup mixes. Product FeaturesMaterial: [cord] TPE; [magnet] neodymiumDriver: 40 mmFrequency Response: 20 - 20,000 KHzInput Connection: Cord Length: 1.3 mWeight: Recommended Use: escapingManufacturer Warranty: lifetime