The Octave Synth will transform the sound of your guitar into a fuzzed out monophonic synthesizer, complete with filter and mixing capabilities.Here is a rundown of the controls:Blend - Controls the level of octave effect you want to add to your signal.Filter - Turning to the right will give you loads of bass, turning it to the left will bring in more treble to the mix.Volume – Extreme amounts of volume gain available.Octave Switch- allows you lower your input signal either one or two octaves with this switch.Glitch Footswitch - This bypasses an essential component of the circuit resulting in weird and wonderful alien noise.International Buyers – Please Note:•Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility.•Please check with your country’s customs office to determine what these additional costs will be prior to looking/buying.•These charges are normally collected by the delivering freight (shipping) company or when you pick the item up – do not confuse them for additional shipping charges.•We do not mark merchandise values below value or mark items as ‘gifts’ - US and International government regulations prohibit such behavior. _gsrx_vers_420 (GS 6.0.8 (420))