Shure GLX-D Guitar Wireless System with GLXD4 Wireless Receiver Z2 | Guitar Center
Shure GLXD4 Wireless Receivers User Manual
Amazon.com: Shure GLXD14 Rechargeable Digital Wireless Guitar System with GLXD4 Receiver, GLXD1 Bodypack and WA302 Instrument Cable, Wireless Freedom for Guitarists and Bassists : Musical Instruments