Sennheiser EM-XSW 2-A True Diversity Receiver with External Antennas (A: 548 to 572 MHz)The EM SXW 2 True Diversity Receiver from Sennheiser is an all in one series receiver for music, theater, and speech. It can be used when paired with a transmitter and microphone (sold separately) to capture audio for live sound applications. In addition, the series features automatic frequency selection that is simple to operate. Featuring a metal receiver housing, detachable external antennas, and true diversity reception, the EM SXW 2 receiver has