Q-Connect HP Colour LaserJet 4700 Laser Toner Cyan OEM: Q5951A. Ref: OB-TQ5951A Why pay more to keep your HP LaserJet 4700 printer running? This Q-Connect HP-compatible Cyan Laser Toner Cartridge (OB-TQ5951A) offers high quality printing at an attractive price. Each Q-Connect toner cartridge is subject to strenuous manufacturing standards, ensuring that it can meet or exceed the quality and yield of official cartridges. This standard yield toner cartridge replaces the HP 643A model and is packed with enough cyan toner to print 10,000 pages.