Wherever you go Philips PRO6105 headphones are precisely engineered to deliver natural, balanced sound, revealing every details as the artist intended. Amazing sound presented in a lightweight yet durable design for true comfort and pleasure on the go. Designed for precision High Resolution audio reproduces music in its purest form High-powered 8.6mm neodymium drivers for exceptionally engineered sound Good passive isolation blocks out noise for immerse listening Design and Comfort Vacuum metallization for Luxurious metallic finishing Sleek ergonomic earphones design that fits securely and comfortably 3 interchangeable rubber ear caps offer an optimal fit Convenience Built-in mic switches from music to phone calls.