A Quad Channel Switching Sequencer.

• 4 inputs to 1 output or 1 input to 4 outputs for both audio or voltage (AC/DC)
• Clock input with clock division knob
• Skip step & reset sequence push buttons and trigger controls
• Direction with cv control to play sequence backwards, pendulum or forward.
• Each step features skip, play or hold functions
• Digital inverted output which offers "Fuzz" like sounds when using audio.
• 4 monitor leds to show the actual state.

Among many other possibilities it allows to:
* Turn any 4x4 step sequencer into a 16 step sequencer.
* Scramble sequences with different clock division settings.
* Route 1 audio or voltage signal to 4 different destinations.
* Switch between 4 audio or voltage signals.

http://addacsystem.com/product/addac200-series/addac206