The HDRF-CM3111 from RF Electronics is a RF Shielded Test Enclosure that operates from 20 MHz to 6 GHz (options up to 60 GHz are available). This shielded box is Equipped with thick RF absorbing foam with typical reflection loss of 25 dB and has a rugged design that provides more than 90 dB of isolation. It has shielded power filters which can be used to power devices placed inside the enclosure while blocking all wireless signals. The HDRF-CM3111 has a number of user friendly I/O connection options that include HDMI, RJ45, USB, DB9, VGA, DB25 and AC/DC. The shielded box measures 980 mm x 980 mm x 1140 mm and is ideal for 802.11 a/b/g/n/ac, Bluetooth, RFID and 3G Device Testing.