Excerpt: The Mackie MR5mk2’s diminutive size belies its huge sound. Forget everything you might have known about the original Mackie MR5 studio monitor (introduced in 2008). The new MR5mk2 is a whole other ballgame. Among the many design changes, the updated two-way, bi-amplified monitor shows off an all-new silk-dome tweeter and polypropylene woofer. A revamped baffle and eye-catching waveguides contribute to improved imaging and depth.