Startechcom 8 port usb to db9 rs232 serial adapter hub railwall mountable features usb to 8 port straight through rs232 serial adapter rugged metal construction wall mountable and includes din rail clips com retention com port assignments maintained across reboot baud rate up to 9216 kbps powered by an available usb port no external power adaptor required barcode 065030848978 cable colour black cable connector end 1 usb case colour black depth 1735 cm form