The JRE 0612 from JRE Test is a RF Shielded Test Enclosure with Frequency 1 to 6 GHz, Isolation/Insulation -100 to -85 dB, Interior Depth 16.93 Inches, Interior Height 13.39 Inches, Interior Width 20.47 Inches. More details for JRE 0612 can be seen below.