Bibuds K2 Wired In-Ear Headphones Earbuds Earphones No In- line MicDeep Bass Sound Performance for Smartphones, Tablets and Mp3/Mp4 Players. (Black) Superb Sound with High Definition - Exclusive driver design pumps out the deepest bass soaring highs and a wide frequency response. Smart ergonomic fit deliver dynamic, crystal-clear sound while helping to keep out unwanted outside noise. Comfortable fit - 3 multiple sizes (S/M/L) silicone included Eartips, youll get a custom, comfortable fit that wont slip out from your ear. Compatibility - Compatible with most equipments with 3.5mm audio jack. Like iPhone, iPad,iPod Touch, most Android/Windows tablets and phones, and many laptops.