ELECTRO-HARMONIX Platform Stereo Compressor / Limiter Compressor Effector OverviewPlatform is a professional stereo compressor/limiter with unique features such as voluminous wells, tape revers, and overdrive.High performance compressor for studio and post production, but it is a high quality compressor that comes in a compact format that can be used for live use.Using the Platform allows you to control the dynamics of your instrument, including the control of volume, attack, release, and sustaine, as well as the mode switch button (compressor/limiter) and the knee switch button (soft/hard).Overdrive features with exclusive volume, tone, and drive controls allow for an even wider range of sound.The swell function uses a dedicated knob to control and turn clockwise, the more voluminous change.The Platform is fully stereo, compatible with Mono IN Mono Out, Mono IN Stereo Out, and Stereo IN Stereo OUTIt also features a 3-color LED indicator, so you can see the amount of gain reduction in real time and play the role of a VU meter.Includes EHX 9.6DC-200mA adapter.