Make your presentations come to life with the Sennheiser EW 112 G3 wireless microphone system. The included omni-directional microphone provides natural speech reproduction while remaining inconspicuously small. The bodypack transmitter has a rechargeable battery option so you can concentrate on your presentation - not on purchasing batteries. Features include wireless infrared transmitter sync for easy setup, user-friendly operation, and absolute reliability due to the true diversity receiver.