The BLX24/B58-H8E delivers all the quality you expect from Shure. Theyve taken one of the most revered microphones in live music and made it wireless. Great sound. Tour-tough construction. But now youre truly free when you perform. Built to ensure rock solid signal from transmitter to receiver. Shure BLX Wireless Systems eliminate drop-outs and interference. Youll sound like you are 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.