Super bass stereo headphone with mic sensitivity:98db3b frequency response:20hz-20khz medical silicone earmuffs, perfect isolation from outside noise, long-wearing still comfortable compatibility - iphone, android smartphone and tablet, windows smartphone and tablet, mp3/mp4 player, pc computer, notebook and many more portable music players. Compatibility - iphone, android smartphone and tablet, windows smartphone and tablet, mp3/mp4 player, pc computer, notebook and many more portable music players. Package include 1*earphones