(2 Inktoneram Replacement toner cartridges to replace Okidata B4400 / B4600 toner cartridges) These are the compatible replacement toner cartridges to replace the Okidata B4400 / B4600 toner cartridges. The Replacement toner cartridges replace the original Okidata B4400 / B4600 cartridges. Our compatible toner cartridges deliver documents with high quality details and clarity. Getting the compatible replacement toner cartridge for Okidata B4400 / B4600 toner cartridges is a cost-effective choice that will provide you with best quality and reliability at great discounted price. Our compatible (ISO9001 certified) replacement toner cartridges are thoroughly tested and inspected to ensure OEM-equivalent yields and performance. The compatible toner cartridges to replace Okidata B4400 / B4600 compatible toner cartridges are designed to work with: Okidata: B4400 B4400n B4600 B4600n B4500 B4500n B4550 B4550n. (THIS IS A COMPATIBLE REPLACEMENT PRODUCT ONLY. THIS IS NON-OEM .)