The Shure WA582B GLXD wireless transmitter pouch attaches to your guitar strap (up to 2” wide) or belt for more security and less wobble while you’re onstage rocking the house. The lightweight and water resistant WA582B GLXD is compatible with Shure GLXD1, ULX1, QLXD1, ULXD1, UR5 and UR1 transmitters.