SPECIFICATIONS: OEM #: Kyocera Mita:TK-621 TK621 Description: BRAND NEW COMPATIBLE GENRIC BRAND TONER WILL FIT: Konica/Minolta/QMS: 8937-906 COLOR: YELLOW Kyocera Mita: TK621Y TK-621Y TK 621Y TK 621 Description: TONER-COMPATIBLE (1 X 230G YELLOW) Models: Imagistics: CM2020, CM3120 Konica/Minolta/QMS: 8020, 8031, CF2002, CF3102 Kyocera Mita: KMC2030, KMC3130