The Sennheiser EW 500 G4-MKE2 is an easy-to-use rackmount wireless lavalier microphone system with professional-level features for enhanced reliability and control. It offers variable RF power, a wide tuning range, Ethernet networking for multi-channel setups, and an intuitive interface with an OLED display and jog wheel. The system delivers high-quality, reliable audio to presenters, clergy, lecturers, and performers working in business and educational settings, houses-of-worship, theaters, or on musical stages.