The HDRF-3933 from RF Electronics is a portable, standalone RF shielded test enclosure designed for frequencies ranging from 20 MHz to 6 GHz. This enclosure is specifically engineered to house Environmental Test Chambers, such as the TestEquity 105 Temperature Chamber, making it ideal for WLAN and wireless device testing. It supports multiple standards, including 802.11 a/b/g/n/ac, Bluetooth, RFID, and 3G. 

The enclosure features high-performance RF absorbing foam, providing over 120 dB isolation between 1-3 GHz. It includes shielded power filters, enabling devices inside to be powered without interference from external wireless signals. The interior dimensions are 750 mm (W) x 650 mm (H) x 950 mm (D), with a sliding tray capable of supporting up to 75 kg. Its portable design is equipped with caster wheels for easy mobility. Additionally, the test box is fitted with a 19” - 20U rack at the top, enhancing its versatility and functionality.