Bell'O Digital BDH821BKBL  Over-the-Head Headphones with Track Control and Microphone, Blue The advanced frequency-tuned speaker drivers produce precision bass, crystal clear sound, noise isolation Lightweight, soft and durable ear cushions contour to fit the shape of your ears for comfort and sound isolation Integrated microphone for mobile phone use and one-touch universal track control. Hold down the button to enable voice control. Strain relief and fabric reinforced cable for strength Compatible with most mobile phones