Amazon.com: Sennheiser XSW 1-835 Dual-Vocal Set with Two 835 Handheld Mic (A: 548 to 572 MHz) Bundle with 2X Mic Stand & 2X XLR Cable : Musical Instruments
Amazon.com: Sennheiser XSW 1-835-A Vocal Wireless Microphone, A Range 548-572 MHz,Black : Musical Instruments
Sennheiser XSW 1-825-A Vocal System - Frequency A
Sennheiser Wireless Dual-Vocal Set Includes 2x SKM 835-XSW-A Handheld Mic/ More XSW 1-835 DUAL-A A