Epson TM-U375 POS Receipt Slip & Validation Printer P/N C31C159022SERIAL Interface Only -No USB or ParallelTM-U375-021 1.5-Station Receipt-Journal-Validation-Slip Printer (Serial Interface and ESG - Requires PS180) The TM-U375 point-of-sale printer features a 1.5 station dot matrix printer capable of printing three ways: 40 column receipt-journal printing using two-ply paper 15 lines check-charge validation and unlimited lines of slip printing. Additionally the small footprint high speed TM-U375 prints one original and two copies for added convenience.TM-U375 Receipt/Journal/Validation/Slip Printer The Epson point of sale printer features a 1.5 station dot matrix printer capable of printing three ways: 40 column receipt/journal printing using two-ply paper, 15 lines check/charge validation, and unlimited lines of slip printing. Additionally, the small footprint, high speed Epson prints one original and two copies for added convenience.