JBuds J2 Premium Hi-Fi Noise-Isolating Earbuds Style Headphones (Black / Pink) Premium sound quality, Compact size, Sleek design, and ultra rugged durability 3 sizes of soft silicone ear buds provide a super comfortable, noise reducing fit Rich, dynamic soundstage with crisp, tight clarity and booming digital bass. Works with every iPod, iTouch, iPhone, mp3 player, CD, portable DVD, PSP, Nintendo DS, MD, and Laptop Goldplated 3.5 mm audio jack for premium, no-loss sound connection to your audio device. Sensitivity: 102 dB