The 5617-10 from ARRA Inc. is a RF Variable Attenuator with Frequency 4 to 8 GHz, Attenuation Range 10 dB, Power 20 W, Peak Power 69.03 dBm, Insertion Loss 0.5 dB. Tags: Module with Connectors, Rotary, Continuously Variable. More details for 5617-10 can be seen below.