The RFVAT0812R50 from RF-Lambda is a RF Variable Attenuator with Frequency 8 to 12 GHz, Attenuation Range 50 dB, Power 1 W, P1dB 30 dBm, Insertion Loss 1.2 to 1.5 dB. Tags: Module with Connectors, Voltage Controlled. More details for RFVAT0812R50 can be seen below.