toner powder: 1.Highest quality best price sample free 2.All new parts 100% test 3. ISO,SGS,ROHS,CE,MSDS Certificat ... , Samsung proprietary powder.4)select stable quality high page yield test5)new plastic case,new OPCSpecificationslA: It is environmental friendly ,non-toxic , ... guarantee for 100% replace or refund for any defective products.Page Yeild 2,500 in 5% coverageWarranty Period48 months under ...