Built-in Tx, Rx LEDs for each port

8 Port PC/104+ Board, RS-232

4 Port UPCI Board, w/ DB9M Cable, RS-232, LowProfile

4 Port UPCI Board, w/ DB25M Cable, RS-232, LowProfile

4 Port PCIe Board, w/ DB9M Cable, RS-232, Low Profile

2 Port UPCI Board, Cable, RS-232, Low Profile, Wide Temperature

4 Port PCIe Board, w/ DB25M Cable, RS-232, Low Profile