AFX AcousticComp Mini Compressor PRO-AFX-CM2AFX ACOUSTICOMP MINI COMPRESSOR PEDAL Compression Knob Allows Simple, but Effective Control Level Control Helps Balance Your Gain True Bypass with Buffered Bypass Option Innovative Dual Path Routing Super Compact Design Fits Almost Anywhere 9V External Power Required (sold separately) SPECS AUDIO I O: 1 4" TRS input and output (TRS enables Dual Path Functionality) DSP: 32 bit processing BYPASS: True Bypass with Buffered Bypass Option DIMENSIONS: 1. 9