AKG WMS40MINI2-VOCAL-SET25A Mini Vocal Dual (Freq: 25 A/C)The WMS 40 Mini2 Vocal Set Dual ensures brilliant sound and ease of use at an unbeatable price performance ratio. Unique HDAP (High Definition Audio Performance) technology ensures the best possible, most realistic sound at any time. The SR 40 Mini2 receiver provides three status LEDs each for channels 1 and 2, indicating ON OFF status, received signal strength (RF OK), and audio clipping (AF CLIP). The VOLUME control sets the level at the " output