The streamlined operation of the Shure QLXD1 wireless bodypack transmitter is an excellent solution for wireless vocals and instruments in mid-size presentation spaces music venues and houses of worship. Featuring pristine 24-bit digital audio and remarkably efficient RF spectrum usage the QLXD1 will give you clear uninterrupted worry-free performance. Incredibly easy to set up the QLXD1 quickly syncs with a wireless receiver at the push of a button letting you get right to business.