HP LaserJet 4700 Image Transfer Kit, Q7504A: * Print Technology: Laser * Image Transfer Kit * HP image transfer kit is rated for a page yield of up to 120,000 pages Note:Page yield is the number of pages a user can print with a given printer and cartridge, based on certain assumptions. HP participated in, supported the development of, and adopted the ISO/IEC 19752 and ISO/IEC 19798 standards for determining monochrome and color laser printer page yields.