The EZ-240-QM-X from Pasternack Enterprises Inc is a RF Connector with Frequency DC to 8 GHz, Connector Length 1.07 Inch, Operating Temperature -40 to 125 Degree C, Voltage Rating 1000 Vdc (Dielectric Withstanding Voltage), VSWR 1.30:1. Tags: Standard. More details for EZ-240-QM-X can be seen below.