Original HP Toner Cartridge | PREMIUM PERFORMANCE - Rely on Original HP Cartridges to deliver consistent results | THE ENVIRONMENTAL CHOICE - Cartridges designed with the planet in mind for easy recycling | | SPECIFICATIONS | Compatible with the following: HP LASERJET ENT M611, HP LASERJET ENT M612, HP LASERJET ENT MFP M634, HP LASERJET ENT MFP M635, HP LASERJET ENT MFP M636 | 42,000 pages (estimated page yield provided based on 5% coverage or at ISO 2471 pattern/normal) | Colour: Black | OEM: W1470Y