<strong>Set with two legendary SM58 and one Dual Wireless Receiver.</strong></p><p>The Shure <b>BLX288-SM58-H9</b> Wireless Dual Vocal System with two SM58, the industry standard, highly versatile cardioid dynamic vocal microphone, tailored to deliver warm and clear vocal reproduction combines simple setup and an intuitive interface for performance you can trust.</p><p>For performers who wish to unplug from the wire, BLX Wireless Systems feature trusted Shure microphones and world-class design and construction. Available in body-pack and handheld configurations, BLX Wireless Systems built for legendary sound, right out of the box.</p><p>The legendary SM58® is an industry-standard, highly versatile cardioid dynamic vocal microphone that is consistently the first choice of vocal performers around the globe. Even in extreme conditions, the SM58 is tailored to target the main sound source while minimizing background noise, delivering warm and clear vocal reproduction.</p><p><strong><ins>Applications</ins></strong><br />Musicians (Vocal, Guitar, Brass or Woodwinds)<br />Presenters (Speech, Aerobics)<br />Karaoke</p><p>Power Requirements for the BLX2 Handheld Mics are 2 AA batteries (Included), 1.5 V, alkaline.Expected life for AA batteries is up to 14 hours (total battery life varies depending upon battery type and manufacturer). When the LED indicator turns red, it signifies "low battery" with approximately 60 minutes of remaining battery life.</p>