BUSTER is versatile bus compressor featuring an external sidechain.

• Threshold (dB): -20 to 20.
• Attack (ms): 0.1, 0.3, 1, 3, 10, 30.
• Release (sec): 0.1, 0.2, 0.4, 0.8, 1.6, Auto.
• Ratio: 1.5, 2, 3, 4, 5, 10.
• MIX (%): DRY to WET.
• SC (HPF - Hz): 20 to 500.
• EXT-SC: External Sidechain.
• Make Up (dB): -20 to 20.
• BYPASS: General Bypass.