The UH75 from Microwave Vision Group is a Microwave Absorber with Absorption 21 to 47 dB, Frequency 30 MHz to 40 GHz, Power 0.75 to 1.5 kW, Thickness 29.53 Inch/750 mm, Thickness 29.53 Inch. Tags: Pyramid, Ultra Hybrid Absorber. More details for UH75 can be seen below.