Musicians and presenters can now break free from cables with complete confidence using the GLX-D+ Dual Band Digital Wireless system. This innovative wireless solution eliminates complexity whilst providing professional-grade performance through its advanced Dual Band Wireless Technology. Operating across both 2.4 and 5.8GHz frequencies, the system more than doubles available bandwidth and intelligently sidesteps interference to ensure reliable, dropout-free audio transmission. The GLXD24+/SM58 Dual Band Vocal System combines the renowned industry standard SM58 vocal microphone with superior, transparent digital audio quality. Automatic frequency management works seamlessly with the new Dual Band Technology to provide consistent, reliable performance in any environment. Shure's proprietary Lithium-Ion rechargeable batteries power the system for up to 12 hours of continuous use, making it the ideal choice for extended performances and presentations without the hassle of complicated setup procedures.