Is wireless monitoring the only option for using UE IEMs during live performances? Follow When it comes to stage monitoring with in-ears, you can either use wireless transmitters or you can be hardwired. There are a few wired solutions but we believe that Sound Tap is the easiest way to go. Learn more here. Related articles Will venues have a wireless system ready for me? How long does it take to manufacture UE Pro Custom In-Ear Monitors? UE COMM Fitkit vs. Audiologist Impressions What if my new set of Ultimate Ears Pro In Ear monitors don't quite fit right?