PRINTER MODEL 4T520 /4T520P 4T530/4T530P. 4T520P /4T530P128MB Flash, 64MB SDRAM. Interface 4T520 /4T530: USB 2.0. 4T520P /4T530P: USB 2.0 + Ethernet. •Black mark reflective sensor. Sensors •Transmissive gap sensor.
eBay