Active direct box. Built-in cabinet emulator. Ground lift switch. Speaker/instrument switch for input level selection. Two selectable speaker voicings: open-back combo, or 4x12 cabinet. Can also be used as standard direct box with flat response. Battery/phantom power switch for mic power. About the size of a foot pedal.
There is no official product page for this; it's not mentioned at the DOD site.
[to do: check:]
DejaNews query: dod and 285
DejaNews query: dod and "cab emulator"
[to do: verify queries]
Amptone.com ultra gear-search page
Home (amp tone and effects placement)