the firm astell&kern is now famous not only for its exotic players, it offers complete ready-made systems. and what is missing player to the finished system? correctly, headphones! but unlike players, with the development and manufacture of which the firm copes itself, in the manufacture of headphones a&k fairly rely on the experience of specialized companies that are finalizing their popular models, taking into account the requirements of its partner. therefore, along with the logo of the real developer and manufacturer is also a logo a&k. and, of course, taking into account the requirements of its partner.