This Shure GLXD14R Plus Wireless Lavalier System is designed for presenters, speakers, and anyone who needs high-quality wireless audio. It features a rack-mount GLXD+ Dual Band receiver, bodypack transmitter, and lavalier mic (WL185). With dual frequency operation (2.4GHz and 5.8GHz) and removable antennas, it offers interference-free performance and easy customization. The battery lasts around 12 hours, making it perfect for long presentations or events. It's easy to use and set up, no technical expertise needed.