How do I use my payment device? Reference guides for payment devices. Please refer to the following reference guides: PAX S80 Reference Guide Verifone Vx520 Reference Guide FD130 Reference Guide Still Have Questions? We're here to help. Submit a ticket
![PaystriLogoKO-1.png]](https://help.paystri.com/hs-fs/hubfs/PaystriLogoKO-1.png?height=40&name=PaystriLogoKO-1.png){kind=small}