Buy HP 934/935XL Compatible Ink Complete TWIN PACK with FREE Black - 9 Inks at Internet-ink for free delivery, a 1 year guarantee and 10% off your next HP ink. The great value HP 934/935XL Compatible Ink Complete TWIN PACK is available to order from Internet-ink today. The HP 945/935XL high capacity ink cartridges come as part of a 9 pack with a free black cartridge included, giving you all the compatible HP inks you need with great savings. The HP 934/935XL Compatible Ink Complete TWIN PACK includes:- HP 934XL Compatible Black Ink x 3 - HP 935XL Compatible Cyan Ink Colour x 2 - HP 935XL Compatible Magenta Ink Colour x 2 - HP 935XL Compatible Ink Yellow Colour x 2 These cartridges cannot be mixed with genuine HP cartridges, a full set of 4 compatible cartridges must be installed. Officejet Pro 6230 ePrinter, Officejet Pro 6830 e-All-in-One