Label Printers CL-S521/531/621/631 | CITIZEN SYSTEMS JAPAN CO.,LTD.
Amazon.com: Citizen America CL-S521-GRY CL-S521 Series Direct Thermal Barcode and Label Printer with USB/Serial Connection, Front Exit, 4" Maximum Print Width, 203 DPI Resolution, Gray : Office Products
Citizen CLP-521 | David E. Spence, Inc., DBA Cybarcode
Zenstores: Print thermal DPD labels using a Citizen CLP-521