The groundbreaking GLXD14+ wireless system from Shure combines the leading edge of Automatic Frequency Management technology with best-in-class intelligent lithium-ion battery rechargeability and Dual-Band (2.4GHz and 5.8GHz) wireless frequency capability. Setting the standard for seamless ease of operation and exceptional digital audio clarity, this wireless lavalier system is ideal for spoken word applications. Th GLX14+ system contains a GLXD1+ bodypack transmitter, GLXD4+ wireless receiver, a SB904 lithium-ion rechargeable battery, a WL93 lavalier mic, a power supply and carrying case.