The Andrea ANR-950 Bluetooth wireless headphone with Active Noise Reduction (ANR) technology eliminates unwanted noise, creating a peaceful listening environment. The ANR-950 offers superior noise reduction to simply enjoy the quiet or to listen to high fidelity sound without the distraction of background noise. The incredible sound with active noise reduction makes the ANR-950 perfect for music listening, to reduce noise in aircraft cabins or for use in other noisy environments. The ANR feature can be used in both Bluetooth mode and in auxiliary mode as when plugging into an airline seat. Originally developed and approved as a low-cost solution for school testing in the United Kingdom?s DSA market, the ANR-950 is the perfect option for schools that require an affordable ANR headphone solution for students of any age. The ANR-950?s 40-millimeter drivers utilize high power neodymium magnets to deliver true high definition sound in a wide dynamic range. The headphone is lightweight with a padded headband and plush ear cushions for all day comfort.