Sennheiser XS Wireless Digital XLR Base SetXLR base set comes with (1) XSW-D XLR Female Transmitter, (1) XSW-D XLR Male Receiver and (1) USB-A to USB-C charging cable.XS Wireless Digital is a plug & play, entry-level wireless series operating in the 2.4 GHz spectrum for license-free worldwide use. The new series consists of lightweight, compact plug-on transmitters and receivers, offering either XLR, jack (6.3mm, 1/4”) or mini jack (3.5mm, 1/8”) connections. A pedalboard receiver will also be offered.Developed with ease of use in mind, XSW-D can be thought of as a wireless “cable replacement”.