Alesis NanoCompressor - Input (Left;Mono & Right); Output (Left & Right)

Description of Controls
NanoCompressor Manual 19
Input (Left/Mono & Right)
These are 1/4" unbalanced phone jacks which connect to sources such as mixing
console insert sends and line-level instruments. For mono applications, use the
[LEFT] input. The nominal level is -10dBV (.316 volts).
Output (Left & Right)
These are 1/4" unbalanced phone jacks which connect to inputs such as mixer insert
returns or power amplifier inputs. For mono applications, use the [LEFT] output. The
nominal level is -10dBV (.316 volts)