Digi Edgeport/4 RS-232 USB/PN: 50000787-01The Digi Edgeport/4 RS-232 USB/PN: 50000787-01 is an external port expansion card that provides 4 RS-232 DB9 male serial ports and is compatible with RS-232 and USB-A ports. It is designed by Digi and has a compact form factor, making it easy to connect to a computer for expanding its connectivity options. Ideal for businesses or personal use, this product allows for seamless communication and data transfer through its serial ports, making it a versatile addition to any computer system.box-1