This package includes a POS410A heavy duty printer driven cash drawer, POS MPOSTP220I (Epson TM-T88III) compatible thermal USB/serial receipt printer and an POS-1600 USB Omni-directional Laser barcode scanner. It is supplied with MYOB Retail Basic and is all designed tried and tested. This unit will also require a USB to Serial converter if your computer does'nt have a serial connection.