Cartuccia toner laser nero OKI per Oki Data B4600, B4600N, B4400, B4400N, B4500
Compatible with Oki Data B4550 and B4600. Compatible With Oki Data B4550; Oki Data 4600. Print Technology Laser Printer/Copier/Fax. Model Data B4550/4600. Color Black. Maximum Yield Per Unit (Black) 7000 pages.