The HDRF-1124-B from RF Electronics is a RF Shielded Test Enclosure with Frequency 20 MHz to 12 GHz, Isolation/Insulation 90 to 130 dB, Interior Depth 17.44 Inches, Interior Height 9.57 Inches, Interior Width 19.8 Inches. Tags: Rackmount. More details for HDRF-1124-B can be seen below.