Mars POS Ribbons Compatible Ribbon Cartridge Replacement for Citizen DP600 IR-61BK Black 6 Pack. Condition: OEM Equivalent with New and Recycled Components. Each Ribbon Page Yield: 9 million. Color(s): Black. Replaces The Following Manufacturer Numbers: IR-61BK. Compatible with The Following Printer Models: DP-600 DP-610 DP-611 DP-612 DP-614 DP-617 DP-622 DP-624 DP-627 DP-630 DP-650 iDP-3516 iDP-3520 iDP-3530 iDP-3535 iDP-3540 iDP-3541 iDP-3545 iDP-3546 iDP-3550 iDP-3551 iDP-4530 iDP-4540. Pictures may be magnified to show detail. For further information on size, color, conditions please refer to the item description or please ask a question before buying.