The RT-1331 from Roottek is a RF Shielded Test Enclosure with Frequency 100 MHz to 6 GHz, Isolation/Insulation 70 to 80 dB, Interior Depth 11.33 Inches, Interior Height 6.85 Inches, Interior Width 13.11 Inches. Tags: Rackmount. More details for RT-1331 can be seen below.