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Roland PSB230-1U AC Power Adaptor
The Roland PSB-230EU, equipped with a normal power cable, is fit for the same products as the PSB-1U adaptor.
Ebow - Electronic Bow for Guitar
The EBow is a hand-held electronic bow for guitar. This small battery-powered unit replaces the pick in the right hand letting the guitarist mimic strings, horns, and woodwinds with unbelievable sensitivity.