Vocopro US-3 U-Series Wireless Sax System<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Securly Fastens Onto Saxaphone. Diversity Receiver Design Reduces Dropouts Caused by. Multipathing and Interference </span></li><li><span class="a-list-item"> 16 Operating Channels Allow for Multiple Sets to be Used. Simultaneously </span></li><li><span class="a-list-item"> Operating Range of up to 150 Feet. Adjustable Squelch Control to Minimize Outside Interference. Receiver Can Operate on 2 AA Batteries or DC Power Adapter. Weight: 2 lbs </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/313pMhLOupL.jpg" noproxy>