Conquer the workday with the perfect combination of brains and beauty. The iconic 15.6" diagonal HP ZBook Studio is HPs thinnest, lightest, and most attractive full performance mobile workstation.Ex-Demo products are items which have been returned to an authorized repair facility for testing and inspection by certified technicians. Products may have minor cosmetic blemishes, scratches or slight signs of wear. Products may not come with original packaging materials. For warranty or DOA please contact MMT.