The HDRF-3170-O from RF Electronics is a RF Shielded Test Enclosure with Frequency 20 MHz to 12 GHz, Isolation/Insulation 90 to 130 dB, Interior Depth 26.2 Inches, Interior Height 22.7 Inches, Interior Width 28.2 Inches. Tags: Benchtop. More details for HDRF-3170-O can be seen below.