Audio Technica ATH-ANC9 Active Noise Canceling Headphones (Japan Import)

Audio-Technica's ATH-ANC9 QuietPoint® headphones use proprietary active noise-cancelling technology to provide a comfortable listening environment in areas with high ambient noise. Delivering noise cancellation up to a remarkable 95%, the ATH-ANC9 QuietPoint® headphones feature Audio-Technica's new Tri-Level CancellationTM. Mode 1, ideal for use on airplanes, trains and buses, applies maximum noise cancellation to low frequencies. Mode 2, designed especially for use in noisy offices or crowded places, targets the mid-range frequencies, while Mode 3 creates a pristine, peaceful environment ideal for study. The headphones feature four miniature microphones, two in each earpiece, that pick up ambient noise and create a sound-cancelling signal to effectively block the noise more »