The SENNHEISER's XSW2 ME3 is a wireless headworn microphone system that includes a genuine diversity receiver, a compact bodypack transmitter, and a ME 3-II headset microphone with a locking 1/8" mini-jack connector. This wireless microphone system features 12 suitable channels and is designed for presenters, moderators, and other live-sound applications as an easy-to-use, all-in-one wireless system. User won't have to scramble to find an available channel because the system is equipped with automatic frequency management and synchronisation. It has an intuitive LCD display, two external antennas, and a metal reception housing. It also included are a rackmount kit, power supply, carry pouch, and two AA batteries.