The Zebra 110PAX4 Left hand Version 200 dpi with standard version connectivity (Serial and Parallel) Standard Version PC Card Memory (Memory Socket board for PC Card & Compact Flash Memory Cards
The Zebra 170PAX4 right hand version 300dpi with Internal ZebraNet 10/100 PrintServer Memory Socket board for PC Card and Compact Flash Memory Cards Standard Version Flash Memory and 5V I/O Applicator Interface Card.