The JRE 1729 from JRE Test is a RF Shielded Test Enclosure with Frequency 1 to 6 GHz, Isolation/Insulation -100 to -85 dB, Interior Depth 10.43 Inches, Interior Height 11.42 Inches, Interior Width 4.53 Inches. Tags: Benchtop. More details for JRE 1729 can be seen below.