GranVela CX610 Sport Earphones, In-Ear Headphones with Microphone and Remote Volume, Noise-Isolating Lightweight Earhook Earbuds for Running Gym - Blue 12mm Dynamic drivers deliver crisp and clear sound with deep, yet controlled bass Compact and ergonomic earphones design provides long-term wearing comfort and make good noise isolating headphones The cable wires offer high quality audio signal transmission which ensures outstanding sound quality. The sound comes out clear, loud and with bass Easy Control - Built in Microphone and Multifunction Control: Answer Calls, adjust volume and switch songs Includes: 1 pair Silicone earhook, 3 sizes of eartips; 1-year manufacturer warranty