For sale is a used ATH-SR6BT Bluetooth headphone. Great clear, balanced sound ideal for intense listening, using at the gym, etc. These are audiophile grade headphones, they are Hi-Res certified when used with the included cable. The Bluetooth is Ver 4.1, they support AAC, AptX, SBC. They do NOT have noise cancelling. They sit over ear, so they do isolate you from outside noise. Very comfortable, well built, and stylish, great battery life when used wirelessly. https://www.audio-technica.com/cms/headphones/38bfba92e276e98c/index.html