The HDRF-1818 from RF Electronics is a RF Shielded Test Enclosure with Frequency 20 MHz to 12 GHz, Isolation/Insulation 90 to 130 dB, Interior Depth 15.91 Inches, Interior Height 15.08 Inches, Interior Width 14.65 Inches. Tags: Benchtop. More details for HDRF-1818 can be seen below.