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.
“I got these IEMs because my motto is "one can never have to many headphones". I was curious about the AIAIAI brand for a while and decided to pick these up. In store I also tried AIAIAI headphones and was pleased with the sound (I know, different story). Design I love the design of the IEMs. The are not as in your face as most headphones today. They are very simple, almost...” --Mactire