Westone Laboratories has announced the availability of the Westone 4R quad-driver earphones. These ultra high-performance earphones feature the company’s unique four balanced armature drivers that produce a frequency response of 10Hz – 18kHz and a 31-ohm of impedance. The Westone 4R quad-driver earphones also feature a 50-inch Westone removable EPIC cable, a 3.5mm stereo plug, premium comfort tips, wax removal tool and a water resistant monitor vault. The Westone 4R quad-driver earphones will be launched in the fourth quarter of 2011 for $499.
