B-STOCK ITEMS INCLUDE PRODUCTS THAT HAVE BEEN OPENED, RETURNED, HAVE MINOR COSMETIC IMPERFECTIONS, USED AS DEMO UNITS, OR MAY HAVE NON-ESSENTIAL ACCESSORIES MISSING (i.e. DRAWSTRING BAGS) OR THE ORIGINAL PACKAGING. THESE ITEMS ARE THOROUGHLY TESTED ON-SITE TO MEET THE MANUFACTURER'S SPECIFICATIONS, ENSURING THEY FUNCTION FLAWLESSLY. THEY COME WITH A 2-YEAR WARRANTY AND ARE SANITISED FOR YOUR SAFETY.\nThe DT 1990 PRO MKII open-back studio headphones are the second generation of the popular premium model. They boast improved sound, increased comfort and industry-leading workmanship made in Germany. At the heart is the newly developed TESLA.45 driver technology. The DT 1990 PRO MKII delivers a natural, spatial sound thanks to its open-back design and is ideal for professional mixing, mastering and editing.\nThe DT 1990 PRO MKII feature the latest generation of TESLA driver technology TESLA.45. Redesigned from the ground up, the 45mm driver system boasts an excellent resolution, extremely