The Aroma Audio Twins is a bright sounding iem with excellent transparency. It is able to provide a detailed sound with crisp and sparkle at the top end for an engaging listening. In addition, it comes with a switch that allows the user to change the sound signature for either extra musicality or technicality. The Twins has solid build quality and strong visual appeal. The Aroma Musical Box Twins is a brilliant versatile in-ear monitor that performs at a top level.