Experience professional-grade wireless performance with this used Shure GLXD4 Headset Wireless System, in excellent condition. Perfect for live performances, presentations, and fitness instruction, this system features Shure's GLXD4 digital receiver and a comfortable headset microphone for clear, hands-free audio. Operating in the 2.4GHz frequency band, it offers automatic frequency management, seamless channel switching, and up to 16 hours of operation with the included rechargeable lithium-ion battery. The GLXD4 receiver provides reliable, interference-free audio with up to a 200-foot range (line-of-sight) and features an easy-to-read LCD display for real-time status monitoring. With its rugged construction and intuitive setup, this unit delivers the exceptional sound quality Shure is known for, making it a dependable choice for professionals seeking wireless convenience without compromise. Includes power supply, rechargeable battery, and original packaging.