Casio Inc. TR-18BK Wireless Monochrome Printer
The Casio TR-18BK black thermal ink ribbon cartridge is designed as a replacement ribbon for Casio's CW-50 and CW-75 CD Title Writers. Combined with Casio's color thermal print system, you can create unique, professional-looking  custom graphics and text, printed directly onto your CDs and DVDs without the hassle of labels and applicators. Each TR-18BK thermal transfer ribbon will print about 50 CDs using one print area at up to 200 dpi resolution.