Sennheiser EM-XSW1 Wireless Receiver – A Range 548-572 MHz
Sennheiser EM-XSW1 XS 1 Wireless Receiver - A Range 548-572 MHz For use with matching transmitter models (SKM XSW handheld vocal microphone options or SK-XSW bodypack for guitar/bass, headset/lavalier mic options). This is the receiver only, be sure your transmitter is compatible (no returns for buyer error). It's in great shape as shown. If you're looking for a replacement or additional receiver, this is a great chance to save off buying a new one!