How can you get more fans on their feet? Add more freedom to your performance— without pushing a single button. Ideal for small and medium stages, GLX-D® Digital Wireless is the easy way to go wireless with less worry.The GLXD14/SM35 Wireless Headset System with SM35 features a durable, industry-standard microphone cartridge in a comfortable headset design for hands-free performance. It combines automatic frequency management with true digital diversity for a rock-solid wireless signal with exceptional digital audio clarity.