On Tour With Stryper: The MIPRO MI-909T/R Digital IEM! Posted on April 13, 2016 by Kari Our friends with InEarGear.com sent us a surprising video this week! Have a look: Glad you like the system, Michael! We’re anxious to hear how the tour goes! Not familiar with MIPRO’s MI-909T/R Digital IEM? Give us a call!