NAMM '14 - Lehle RMI Basswitch Classic Boost, Sonic Spark & Clean Boost Demos Rich OsweilerMarch 14, 2014VideoSee and hear three new tone-shaping tools aimed at bass players.whats-newgearvideoslehleeqgear-show-demobass-gearnamm-2014boosteffectsEffectsBassVideosNAMMGearReviews