The 650WECAN_DM from A-Info is a Waveguide to Coax Adapter with Frequency 1.12 to 1.70 GHz, Power 300 W, Peak Power 3 kW, Insertion Loss 0.18 to 0.20 dB, Operating Temperature -55 to 85 Degree C. Tags: Endlaunch. More details for 650WECAN_DM can be seen below.