Powerful plug-on transmitter that turns every wired dynamic microphone into a wireless transmitter for evolution wireless G4 100P Series systems. For documentary, Mobile Journalism and audio for video applications. Features: Powerful plug-on transmitter, easily mounted on any kind of microphone. Excellent sound and construction quality. Easy to use and fast setup time. Powerful and reliable wireless transmission. Range: up to 100 meters / 330 feet. Up to 8 hours of operation time