Philips PRO6305 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 | In-line mic and pick up button for easy conversation | High Resolution audio reproduces music in its purest form | Passive noise isolation for better sound at lower volume | 12.2mm neodymium drivers for exceptional sound performance | 3 ear cap sizes for a personalized and perfect fit | Sleek ergonomic design that fits securely and comfortably | Vacuum metallization for Luxurious metallic finishing