The Shure GLX-D4 is a versatile digital wireless microphone system offering unmatched clarity and reliability. This set includes one handheld microphone, one lapel mic, one headworn mic, and a bodypack transmitter for flexible use across speaking, singing, fitness instruction, and stage performance. With automatic frequency management, rechargeable lithium battery, and seamless pairing, the GLX-D4 delivers professional-grade performance with minimal setup and maximum freedom.