Ink Delivery system   Auto ink feeding   Auto ink priming   Auto ink draining and ink suction   Manual purge   Auto-purge at every Start Print     Optional Accessories:   Swim arm : Anti-shock machanism for print head protection and ensure high printing quality.     Aux I/O ports provides multi-function such as external encoder, low ink alarm, extra sensor....etc             A slave sensor mounted is functional for pre-purge on quick dry ink application   The third sensor mounted is functional for traversing print     DJ320     DJ320 is a stand alone compact printer. Unique features of clicking and draging to build a print message by 4.3" touch screen. Operation   DJ320 provides a simple way to create print message on the 4.3" touch screen directly, even a new user can access quickly. Multi-language interface is supportable.     The print message is able to edit on a PC using DJS300 software and transmit the message to printer via thumb driver as DJ310   Ink Delivery system Plug and print design: Ink delivery system uses cartridge with no downtime and mess-free cartridge changes during printing.   Print Heads Available XJ128, Electron and Proton print engine.