The Sennheiser XSW 2-ME2 Lavalier Set is a wireless audio and lavalier microphone system. Built to stay by your side through it all youll be ready for anything. Vocal performances speeches theatrical applications and more. The ME2-II mic gives you flexibility and clarity for any situation. Discreet and effective. You can clip the microphone to your clothes with ease whilst the omnidirectional polar pattern provides versatile positioning options. And with the systems intuitive design and simple setup procedures you can spend more time doing the things you love and less time trying to get everything working. The flexibility to go further. With more features an enhanced display and an ultra-rugged design the XSW 2 receiver puts the power in your hands. True diversity reception keeps your signal clean and clear at all times whilst the ability to use up to 12 channels (from one of eight banks) simultaneously lets you build a system that grows with you. Choose XSW 2 and discover a world of wireless freedom.