White. Pick up only!!! HD noise-cancelling processor QN1e Having caught the surrounding sound, the dedicated processor gets to work. It not only cancels much noise across almost all frequencies, but also uses little power. Dual Noise Sensor technology The dual microphones, one feed-forward and one feed-back, on the surface of the headphones catch many ambient sounds nearby, whether it's in-flight noise, city traffic, or office chatter. Exceptional sound quality Sony's multitalented QN1e combines digital noise cancellation, 24-bit audio signal processing, and a digital-to-analog converter with headphone amplifier. Truly wireless design Just your music, with no wires to get in the way. Up to 24 hours of listening On a full charge, the headphones offer 6 hours of power, and the convenient charging case provides further three charges to keep you going throughout the day.