The STE4500 from Ramsey Electronics is a RF Shielded Test Enclosure with Frequency 2 to 6 GHz, Isolation/Insulation 80 to 90 dB, Interior Depth 20.5 Inches, Interior Height 10 Inches, Interior Width 17.4 Inches. Tags: Benchtop. More details for STE4500 can be seen below.