media.roland.com Robert Marcello`s Demo performance for ME-70, the latest multi-effects unit from BOSS. A multi-effects unit thats as easy as a stompbox ― thats the beauty of the new ME-70. The friendly, knob-laden design makes tone creation a snap, but with a powerful COSM AMP section derived from the GT-10, the ME-70 takes the EZ effects concept to new heights.