Concentrate on music and other audio content with these Sony noise-canceling over-ear black headphones.Avoid distractions and focus on words or nuance in audio content with these black noise-canceling headphones. The lightweight headset and foldable Y-shaped tangle-free cord let you move freely for convenient mobile listening, and 80 hours of battery life allow hours of use. These Sony noise-canceling headphones have a 12-22,000-Hz frequency response and filter 95 percent of ambient noise to supply clear bass, mids, and treble. Black on-ear headphones for rich sound reproduction. Wired on-ear form factor offers high-fidelity sound. Standard 3.5mm earphone plug works with almost every 3.5mm audio jack device. Finely tuned 30mm neodymium drivers combined with a closed-back acoustic system design. Up to 80-hours playback from one AAA battery. Active noise-canceling, so you hear only the music. 90-day manufacturer limited warranty.Eliminate the ClutterUsing Sony signal processing technology derived from intelligent analysis of ambient noise patterns, these Sony Noise Canceling Headphones in black eliminate up to 95 percent of the outside noise your environment produces. A convenient ON/OFF switch on the headset enables you to easily control when and where to employ the powerful noise reduction technology. Balanced Sound Delivery30mm driver units in each cushioned ear cup of the Sony Noise Canceling Headphones deliver music with full bass, lively midrange, and clear highs for frequency responses for anywhere from 10 to 22,000 Hz. High-energy 300 kJ/m3 neodymium magnets bring power to the listening experience for rich lows and colorful high tones. Comfort and ConvenienceLarge and cushioned ear cups make long listening sessions comfortable, while a unique swivel design enables the Sony Noise Canceling Headphones to fold for compact storage. These headphones can produce up to 80 hours of noise canceling on one AAA battery, and they also function without batteries at...