Introducing the UM PRO 10 from WestoneHandcrafted in Colorado Springs for musicians, the Westone UM Pro 10 delivers extraordinary detail and clarity in a compact ergonomic package. Sound isolating Star and True-Fit tips, in multiple sizes, give a personalized fit. The EPIC replaceable cable with Up and Over cable routing helps prevent microphonics and keeps the earphone securely in place.Westone True-Fit Technology50+ years experience with in-ear applications has yielded a low profile, lightweight, universal earpiece which delivers maximum comfort and in-ear coupling for dynamic transfer of sound.Balanced ArmatureWestone"s balanced armature drivers are significantly more compact and efficient than traditional dynamic drivers. By combining multiple balanced armature drivers with sophisticated crossover networks, Westone monitors provide enhanced sonic detail and frequency range that extends well beyond typical in-ear solutionEPIC Replaceable CableWestone"s robust replaceable cable is constructed of bifurcated, high-flex, ultra-low resistance tensile wire, reinforced with a special aramid fiber, and braided for ultimate durability, acoustic transparency, and isolation from mechanical cable noise. The replaceable audiophile connector makes this solution conveniently user-removable and replaceable.Designed & Assembled in the USAMeticulously built by a staff of dedicated artisans and lab techs, Westone"s USA products exhibit a level of craftsmanship that truly embodies America"s rich history of handmade artistry.