The SFQFM-5075+ from Mini Circuits is a Impedance Matching Pad with Frequency DC to 3 GHz, Input Power 0.5 W, Accuracy 0.05 to 0.3 dB, Attenuation 5.7 dB, Operating Temperature -45 to 100 Degree C. Tags: Connectorized, 50 to 75 Ohms. More details for SFQFM-5075+ can be seen below.