The HDRF-6U24 from RF Electronics is a RF Shielded Test Enclosure with Frequency 20 MHz to 12 GHz, Isolation/Insulation 90 to 130 dB, Interior Depth 20.4 Inches, Interior Height 8.26 Inches, Interior Width 20.4 Inches. Tags: Rackmount. More details for HDRF-6U24 can be seen below.