The HDRF-2476-I from RF Electronics is a RF Shielded Test Enclosure with Frequency 20 MHz to 12 GHz, Isolation/Insulation 90 to 130 dB, Interior Depth 18.7 Inches, Interior Height 21.3 Inches, Interior Width 14.5 Inches. Tags: Rackmount. More details for HDRF-2476-I can be seen below.