The Sennheiser ew300 G3 receiver is part of the evolution wireless series generation 3 (ew G3). With this series, Sennheiser offers high-quality state-of-the-art RF transmission systems with a high level of operational reliability and ease of use. Features of the evolution wireless 300 G3 series: HDX noise reduction system, pilot tone squelch control, true diversity technology, safe configuration of a multi-channel system via a network, scan function.