Quick Summary
The new UM Umbral open-back headphones combine planar magnetic drivers and MEMS actuators in what promises to be the best of both audio worlds.
That combo should offer precise bass and pristine highs.
US audio brand Unique Melody (UM) have unveiled what appears to be a world first – Umbral, a set of full size open-back headphones that combine planar magnetic and MEMS drivers in one product.
