Can I use in-ear monitors for everyday listening? Follow You can always use your stage UE PRo in-ear monitors as high-end headphones. We also have an optional iOS cable so that you can use your UE’s with your phone. Our iOS cable can be found here. Related articles Are more drivers better? Can I use just one UE Pro In-Ear monitor? Do you offer artist endorsements? Can I order UE Pro In Ear Monitors if I live outside of the US? What are the different levels of noise protection for custom-made ear plugs?