Genuine OKI Original consumables should be used at all times so that your product continues to perform at the highest level and delivers the most professional, cost-effective results.
Compatible Printers: OKI ES 4131 dn, OKI ES 4161 MFP, OKI ES 4191 MFP, OKI ES 4131 n, OKI ES 4131 Series, OKI ES 4131