PSB M4U 4

The PSB M4U 4 in-ear headphones (exploded view, pictured in white) use dynamic and balanced armature drivers for true-to-life sound that's tuned to sound like PSB speakers. PSB is best known for their for their highly regarded speakers, which have a reputation for producing accurate, precise sound. Here at Crutchfield, we often use a set of PSB towers as reference speakers when testing out new home audio equipment. With the M4U 4 in-ear headphones, they've used a hybrid dual-driver technology called RoomFeel™ to re-create their stellar "listening room" experience in a compact, go-anywhere design. Each earbud has a two-way crossover system and two types of drivers. A balanced armature driver delivers highs and mids with the kind of clarity worthy of PSB loudspeakers. At the same time, a dynamic driver produces bass so tight and deep, you can practically picture a pulsing woofer in front of you. So you can enjoy the M4U's natural sound comfortably, PSB includes six pairs of replaceable ear tips — three sizes...