Testseek.com have collected 1 expert reviews of the Roland Edirol R-4 Pro and the average rating is 0%. Scroll down and see all reviews for Roland Edirol R-4 Pro.
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1 Reviews
Average score from experts who have reviewed this product.
Abstract: Except for basic controls assigned to buttons, most of the R-4 Pros features and settings are accessed thru menus. A 1-3/8"x 2-1/2" blue monochrome window gives ample screen area to easily work your way through the menus. The large tensioned shuttle w...
