Audio-Technica ATW-3255DF2 3000 Series In-Ear Wireless Monitor System - DF2: 470 to 607 MHzEnjoy freedom of movement on stage, hear a more consistent sound than with monitor wedges, and perform better with the Audio Technica ATW 3255 3000 Series In Ear Wireless Monitor System, a durable IEM system that delivers professional quality sound with dependable wireless performance for musicians rehearsing or performing live in concerts or in houses of worship. The all in one ATW 3255 system includes the ATW T3205 1 2 rack stereo transmitter with