Features : • 25mm beryllium dome with ultrasonic first breakup mode • Extremely low moving mass for better transient response and higher efficiency • Fully saturated neodymium motor with copper sleeve for low non linear and modulation distortion • 2mm linear excursion and large vent channel for undistorted low frequency operation • Narrow surround for less "soft dome" coloration • Flush mounted surround and rear mounted magnet system for flat frequency response and wide off-axis response • No ferrofluid for improved dynamics • Underhung voice coil wound on titanium former • Flexible and lightweight lead wires made in Denmark • Thick aluminium powder coated flange • Aluminium rear chamber with natural wool damping • Gold plated wire terminals • Recommended frequency range 2.2kHz-40kHz • Specifications are subject to change without prior notice