Sennheiser EM 300-500 G4 True Diversity ReceiverStep into the worlds most demanding live environments with a wireless receiver engineered for exceptional reliability and pristine sound. The Sennheiser EM 300 500 G4 True Diversity Receiver is the robust backbone of Evolution Wireless G4 300 500 Series systems, designed to perform on the worlds biggest stages. Housed in a full metal chassis, this half rack receiver delivers rock solid reception, crisp audio, and a responsive OLED display that puts