Citizen POS Printer Utility is an application for setting the Citizen POS printer. [Key Features] - MSW Setting - Logo Setting - Bluetooth Setting - IP Address Setting [Supported Printers] - CT-D101 - CT-D150, CT-D151 - CT-E301, CT-E351 - CT-E601, CT-E651 - CT-S251 - CT-S281, CT-S281BD, CT-S281II - CT-S310II - CT-S601, CT-S601II - CT-S601IIR - CT-S651, CT-S651II - CT-S751 - CT-S801, CT-S801II, CT-S801III - CT-S851, CT-S851II, CT-S851III - CT-S2000 - CT-S4000, CT-S4500 - PMU3300 [Supported Interface] - Bluetooth, LAN, Wireless LAN or USB Remarks * Web site URL for SDK https://www.citizen-systems.co.jp/en/printer/download/#sdk Thank you for your interest in CITIZEN POS Printers!