The ultimate wireless system that grows with you. The fourth generation of Sennheiser's most popular series worldwide leaves nothing to be desired in terms of flexibility, ease of use and reliability. Whether you are on tour, at an outdoor shoot, in the conference room or in the auditorium – the G4 can do it all. Powerful black camera receiver with increased bandwidth and transmission power for evolution wireless G4 500P Series systems. For professional film productions, easily mounted on any kind of camera.