The ASB300 from AWT Global is a RF Shielded Test Enclosure with Frequency 700 to 2700 / 6000 MHz, Isolation/Insulation 75 / 70 dB (Shielding Performance), Interior Depth 23.62 Inches, Interior Height 23.62 Inches, Interior Width 23.62 Inches. Tags: Benchtop. More details for ASB300 can be seen below.