The AEPV-12 from Microwave Vision Group is a Microwave Absorber with Absorption 35 to 50 dB, Frequency 125 MHz to 40 GHz, Power 2 W, Thickness 12 Inch/304.8 mm, Thickness 12 Inch. Tags: Pyramid, Wedge Absorber, Ventilated Absorber. More details for AEPV-12 can be seen below.