MLD Bass Preamp + DI has tons of functions based on Melvin Lee Davis' musical experience. And offers the best sound-shaping controls such as: 3-band EQ with middle-frequency selection, drive with blend control, speaker cabinet simulation (Impulse Response loader) and built-in noise reduction with Decay and Threshold controls. You can connect the pedal to your Windows / MAC computer to use the editor software. You can load your own IR files and control various other settings. Supported IR file: 48 kHz / 24-bit, 1024 Samples