Used only a few times at home in non-smoking environment. From Strymon:

• Premium analog VCA (Voltage Controlled Amplifier) compressor circuits
• Two voicing options: smooth studio compression and hard pedal style compression
• Independently controlled clean or dirty boost circuit with 3 EQ options
• Dirty boost option provides overdrive when boost is engaged
• DRY Knob lets you blend the dry signal with the compressed signal to preserve attack transients
• High impedance ultra low-noise discrete Class A JFET preamp input
• Low impedance mono output
• Output VCA allows Compadre to function as a volume pedal when a standard TRS expression pedal plugged into the dedicated Volume jack
• Compatible with MiniSwitch for remote selection of a Favorite preset
• Compatible with MultiSwitch Plus for remote selection of 3 presets
• Full featured MIDI control. Access to 300 presets and remote parameter control via quarter-inch TRS. (requires Strymon MIDI EXP Cableor MIDI > TRS interface)
• Selectable True Bypass (electromechanical relay switching) or ultra low-noise Buffered Bypass
• Strong and lightweight anodized dark red aluminum chassis
• Power requirements: maximum 9 volts DC center-negative, with a minimum of 150mA (power supply NOT included)
• Compressor Signal/Noise: 109 dB typical
• 4.5” deep (11.43 cm) x 4” wide (10.16 cm) x 2.4” tall (6.1 cm)
• Designed and built in the USA