ChezMax Professional Hi-Fi Noise 3.5mm Stereo Earphone In-ear Headphone with Mic Dark Green [PROFESSIONAL] 3.5 mm audio jack, Drive Unit (diam.in mm) - Diameter 10 mm, Impedance (ohm/1kHz) - 20 [FASHION] Premium sound quality, Compact size, light-weighted and Sleek design [COMFORTABLE] Soft silicone ear buds provide a super comfortable, noise reducing fit [HIGH-TECH]Multi-Function remote with a built-in mic performs Answer/End, Volume Control and Track Advance [VERSATILE] Works with every iPod, mp3 player, CD, portable DVD, PSP, MD, and Laptop