The RFVAT1218R50 from RF-Lambda is a RF Variable Attenuator with Frequency 12 to 18 GHz, Attenuation Range 30 dB, Power 0.2 to 100 W, P1dB 23 to 50 dBm, Insertion Loss 2.2 dB. Tags: Module with Connectors, Voltage Controlled. More details for RFVAT1218R50 can be seen below.