A buffer is an important tool to combat tone loss with long cable runs or in signal chains running lots of true bypass pedals. With its high 1 Mohm input impedance and low 100 ohm output impedance, the EarthQuaker Devices Buffer/Preamp will restore your tonal integrity and give you back the clear and dynamic signal you deserve and your amp craves. Want moré Not only will it restore high end loss, this device has a little trick up its sleeve that will also give your low end a subtle, yet powerful, little kick for some added dimension. While it is commonplace to add a buffer at the beginning of the signal chain, we find this to best at the end for optimum results. That said, it'll work great anywhere you decide to place it. For best results, make sure the EarthQuaker Devices Buffer/Preamp is placed AFTER any fuzz pedals that typically like to see the guitar at their input. - 1 input / 1 buffered output - 1 MOhms input / 100 Ohms output - Suppress tone loss form long cables or multiple true bypass units