Bose QuietComfort 20 Acoustic Noise Cancelling buying Headphones

Product Name: Bose QuietComfort 20 Acoustic Noise Cancelling buying Headphones
-Active Noise Reduction with Aware Mode -In-Line Mic & Remote -iOS Device -Lithium-Ion Rechargeable Battery -TriPort Acoustic buying Headphone Driver Features: The warm gray QuietComfort 20 Acoustic Noise-Cancelling In-Ear Headphones from Bose feature their active noise-cancelling technology with an in-ear headphone design. The headphones are powered by Bose's TriPort Acoustic drivers to produce a balanced frequency response. They are powered by the built-in rechargeable lithium-ion battery that provides up to 16 hours of noise cancellation per charge. The in-line microphone and remote allows you to take calls and control your iPhone, iPad, or iPod device.