Sony WH-CH520 Over Ear Wireless Stereo Headphones BlueDesigned to be comfortable enough for all day listening without compromising on sound, the WH CH520 Wireless Headphones will give you style, versatility and usability. Available in four different colours theyll suit your style perfectly, and offer you a clear and reliable sound, whether youre listening to music or making phone calls. Tailor sound to your personal preference by choosing from a variety of pre sets to match sound quality with the genre