Printer Ribbon, Full Color, Thermal, Cards per Roll 250, Height (In.) 6, Width (In.) 4-19/64, Depth (In.) 2-39/64, Print Mode Color, Color YMCKO, For Use With Mfr. No. SRX 50000, SRX 50100, DTC400, DTC400e,DTC1000, DTC1250 C30, C30e