Fanny Wang today announced that it is offering a custom colorization service for its line of headphones. The 1001 On Ear, as well as 2001 and 3001 Over Ear models can now be ordered with the customer’s choice of color on seven different parts—the outside band, inside band, center disc, sound chambers, accent strip, ear muffs, and cords—allowing for over one million possible color combinations. Fanny Wang’s custom colored headphones…