The LBX4021 from LabiFix Innovations is a RF Shielded Test Enclosure with Frequency 20 to 12000 MHz, Isolation/Insulation 85 to 95 dB, Interior Depth 20 Inches, Interior Height 16 Inches, Interior Width 15 Inches. Tags: Rackmount, Stand Alone, Rack Mount. More details for LBX4021 can be seen below.