Keysight Agilent 85130F 2.4 (f) - 3.5 mm (m & f) Adapter Kit 85130-60010/60011Condition: Used Designed to protect the test set port with a special rugged female connector and a return loss of 26 dB or better The Keysight 85130F test port adapter protects the test set port from connecting directly with the device under test. It has a special rugged female connector designed for connecting to the network analyzer test port. This special connector does not mate with a standard male connector but converts the rugged test set port