The KEYSCAN-USB-SER acts as an RS48-to-USB and an RS232-to-USB converter, and it also offers Keyscan system compatibility.The unit receives power through the USB port and is often used by technicians, especially on control computers without serial communication ports. The USB-SER has a clear sleeve that makes it easy to view board mounted LEDs. A 6-foot long USB extension cable is included. Also known as -KeyScan - USB-SER - Usb Communication Adapter
