The RFWF284-36Inch from RF-Lambda is a Flexible Waveguide with Frequency 2.60 to 3.95 GHz, Insertion Loss 0.10 dB, Power 1 kW, Peak Power 2.5 MW, Operating Temperature -54 to 85 Degree C. Tags: Twistable Waveguide. More details for RFWF284-36Inch can be seen below.