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.
• Pro quality sound reproduction • Acoustically-tuned and balanced high end 12.5mm Neodymium driver • Vertical earphone design delivers a high-definition sound stage • Noise-isolating technology further isolates outside noise and enables deep punchy bass for the ultimate audio experience • Copper-Clad Aluminum Wire (CCAW) voice coils for accurate and linear...
“ **** Please note that I received these from Spider Cable for free [ http://www.head-fi.org/t/564608/spider-gives-away-20pcs-tinyear-micro-driver-iem ] I've owned these IEMs for about a week now, and in that time I've used them exclusively and quite often. I don't have any IEMs in this price range (~$40) other than my Meelec M6 (which I haven't used in months because they...” --earthpeople