... and quick shippment 3.Great after sales service Top toner cartridge for compatible HP Q2612A 1)Suitable for machine: HP LaserJet ... returned for an exchange.2. The price vary from the cartridge parts of OPC drum, Toner, Chip, MR and PCR you ... (24 months) warranty if there are any problem with the cartridge except those damages caused by people. Hwahan will always offer ...