Please according to the model of the original ink cartridge to purchase (previously used cartridge model) , don't directly according to the printer model,because the same printer model, different regions may use different cartridge model.If you any doubts, please contact us for advice in time.Thank you! Cartridge Model : 711XL Compatible brands: HP Ink capacity : Bk 80ml Color 27ml Ink type: Dye-based Ink Whether the chip is included: Yes The order includes: 1x Black 711XL Ink Cartridges With chip 1x Cyan 711XL Ink Cartridges With chip 1x Magenta 711XL Ink Cartridges With chip 1x Yellow 711XL Ink Cartridges With chip OEM Code CZ133A-711XL Black CZ130A-711XL Cyan CZ131A-711XL Magenta CZ132A-711XL Yellow Compatible printers: For HP DesignJet T120 24-in Printer_x000D_ For HP DesignJet T520 24-in Printer_x000D_ For HP DesignJet T520 36-in Printer Features: 1: High yields for affordable high-volume printing.Same volume with original volume, make large printings. 2: Fast-drying pigment ink designed for high-speed print jobs. 3: Sharp text for professional-quality results.Any Question. 4: What's type of this ink bag?It is one time use ink bag with one time use chip and fast dring pigment ink.Could install and printing directly. 5: What's the ink inside, does it print good?The ink bag refill with fast dring that sepelized for this model. Price lower thanorigianl while good priting. Make priting more cos