1968 Mixing Console Expansion

• additional set of controls for the PRAGA mixer
• adjustable CV offset for each channel level VCAs in LFO mode
• stereo sum level control
• AUX return level control
• gate inputs for VC channel muting
• individual AUX inserts
• stereo headphone amp
• normalled cue input
• sum LED meters
• reverse polarity protection

http://xaocdevices.com/main/products/

• ? mA +12V
• ? mA -12V
• ? mA 5V
• 45 mm Depth

No info about availability.