Monoprice 0.8mm VHDC M LVD with LED External Terminators (100789) 68-pin Very High Density Cable Interconnect (VHDCI) connector terminator for Low Voltage Differential (LVD) systems Features LED indicator light Terminators reduce interference on a system by preventing RF signals at the end of an open line from being reflected back They are placed at the end of a daisy chain line to match impedance and minimize reflection