Audio-Technica ATH-M50x Professional Studio Monitor Headphones with Bluetooth Adapter-Amplifier BAL-M50X<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Proprietary 45 mm large-aperture drivers with rare earth magnets and copper-clad aluminum wire voice coils， Exceptional clarity throughout an extended frequency range， with deep， accurate bass response </span></li><li><span class="a-list-item"> Circumaural design contours around the ears for excellent sound isolation in loud environments， 90 swiveling earcups for easy， one-ear monitoring， professional-grade earpad and headband material delivers more durability and comfort. Detachable cable </span></li><li><span class="a-list-item"> Bluetooth adapter designed to seamlessly attach to the Audio Technica ATH-M50x </span></li><li><span class="a-list-item"> Engineered to preserve the critically acclaimed sonic performance of the ATH-M50x </span></li><li><span class="a-list-item"> Praised by top audio engineers and pro audio reviewers， Exceptional clarity throughout an extended frequency range， with deep， accurate bass response </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Blxqg0YVL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/511PFsmB0RL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51cNNWYyCNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Nb-RRjSvL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41d4Y1E4UNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31c96d-qs5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/510TtAPSY6L.jpg" noproxy>