The 6MR300SEALv2, from PRV Audio, is made to be a class-leading sealed back midrange woofer in the pro audio realm, as well as high output car and home audio.

A light paper cone is mated to a 1.5" voice coil for great sensitivity and high power handling. A durable spider suspension, woven cloth surround, and stamped steel frame are combined for extreme durability. High output SPL car audio enthusiasts gravitate towards this driver for use in their systems when looking for a lightweight midrange that can sustain long hours of extreme operation.