The BM10067 from Bracke Manufacturing is a RF Variable Attenuator with Frequency 4 to 8 GHz, Attenuation Range 0 to 30 dB, Power 5 W, Peak Power 64.77 dBm, Insertion Loss 0.5 dB. Tags: Module with Connectors, Continuously Variable. More details for BM10067 can be seen below.