The Shure BLX14E/W85-S8 combines a discrete and professional lavalier with intuitive wireless technology. Offering consistently clear accurate sound. No matter where you move. Shure BLX Wireless Systems eliminate interference and drop-outs. Providing rock solid signal from bodypack to receiver - youll sound like youre using a wired mic. And thanks to one-touch Quickscan technology all the hard work is done for you. Locating the best frequency for your performance is as easy as pushing a button. No trial and error. No complicated set up. Just one press.