HP 936/937 ink cartridges work with: HP OfficeJet Pro 9120e, 9125e, 9130e, 9135e, 9720, 9730, HP OfficeJet Pro 9110b Printer, HP OfficeJet Pro 9120b All-in-One Printer, HP OfficeJet Pro 9130b All-in-One Printer (~1,250) pages; (~800) pages Tested Original HP ink cartridges printed more than 2X the pages, on average, than non-HP.* Try HP Instant Ink - the hassle-free, money-saving ink subscription service. Ideal for professional-quality printing with vibrant color and bold blacks. 4 ink cartridges Ideal for professional-quality printing with vibrant color and bold blacks. Count on professional-quality documents. Original HP Ink Cartridges provide impressive reliability for dependable performance and durable results.[1] A convenient multi-pack produces business documents with vibrant colors and sharp black text. Features HP segment Premium Home Country of origin Malaysia, Singapore Cartridge capacity Standard Yield Colour ink page yield 800 pages Black ink page yield 1250 pages Colour in