Roland GK-3

Turn Your Guitar into a GK Gear GK-3 The GK-3 is for sending individual signals from each guitar string to GK compatible devices. It is carefully designed for guitar performance by having a big and smooth GK knob, and a Select Switch to change from synth, to normal guitar tone, or both of them mixed. Various attachment accessories included; double-sided tapes, holder to secure the controller unit, and special attachment plate for installing the pickup unit to Les Paul-type guitars. Adjustable pickup cable length. 1/4" phone jack for normal guitar input. New Adjustable Curve Design. Adjust the curvature of the pickup unit to the curvature of the guitar strings.