The PVA-500M18G-60-SFF from Quantic PMI (Planar Monolithics) is a RF Variable Attenuator with Frequency 500 MHz to 18 GHz, Attenuation Range 60 dB, Power 0.1 W, P1dB 20 dBm, Insertion Loss 5.2 dB. Tags: Module with Connectors, Voltage Controlled. More details for PVA-500M18G-60-SFF can be seen below.