The RT-2123 from Roottek is a RF Shielded Test Enclosure with Frequency 100 MHz to 6 GHz, Isolation/Insulation 70 to 80 dB, Interior Depth 18.89 Inches, Interior Height 14.09 Inches, Interior Width 17.99 Inches. Tags: Benchtop. More details for RT-2123 can be seen below.