AKG WMS 45 PRESENTER Wireless Lavalier System (A1)The sound of your voice perfectly reproduced by the Perception Wireless Presenter Set: the inconspicuous CK 99 lavalier microphone clips on quickly and easily, and provides optimum intelligibility for theater performances, presentations, or talk shows. Requiring little attention, it allows you to focus 100% on your presentation. The package contains an SR 45 receiver, PT 45 bodypack transmitter, universal power supply with US UK EU adapter, CK 99 L