The RSM custom in ear monitor is a four-driver, three-way design with 2 woofers, 1 mid-range, and 1 tweeter. It has the power and presence to handle any stage, and the clarity and detail to enjoy while on the bus, plane or easy chair.
“ Tested on various classical and jazz pieces, found the SD3 to give commanding performance on all. Note, I used high quality flac versions of all songs tested. SD3's are about two days old and have about 8 hours on them, hardly broken in. They were bought from this shop and imported into the states at the regular retail price. Eartips used were Sony hybrids, peach inner...” --Carlsan