Roland GR-S Effects Pedal Functionality confirmed. Includes box and manual. ■ The GR-S is a next-generation pedal compatible with guitars equipped with the divided pickup GK-3 and the V-Guitar GC-1. Through "GK-Processing," which processes the signal of each string independently, it's possible to achieve brilliant, expansive, and fantastical sounds that cannot be obtained with conventional normal pickup guitars. This is a new-sense processor that stimulates the creativity of guitarists. ■■ This product can be purchased immediately without comment. ■■ It can be purchased without comment. ■■ Foreigners in particular should carefully read the product description before purchasing.