Dual vocal set each with 1x EM-XSW 1 DUAL receiver, 2x SKM 825-XSW [dynamic, cardioid], MZQ 1, NT 12-5 CW, frequency range: A [548 - 572MHz] The Sennheiser XSW 1-825 Dual bundles great sound and ease of use into a sleek handheld wireless system. The two...