Below are the list of printers which can be connected with eZee Optimus:

1) Epson TM-T82 USB
2) TVS Electronics RP 3150 Star Thermal Receipt Printer Single-Function Printer
3) TSC TTP 244 Pro Multi-function Printer
4) Original HOIN 58mm USB thermal printer
5) ZJIANG HOP-H58 USB thermal printer

Attached is the document for Optimus Printing Setup.