The SENNHEISER's XSW 1 ME3 UHF headmic set is a simple, all-in-one wireless microphone system for singers and presenters. It can be utilised to keep your hands free while recording audio for live sound applications and dancing and singing performances. The package contains a lightweight bodypack transmitter and a headset microphone, as well as an intuitive stationary receiver for simple set-up and hassle-free handling. It has antenna-switching diversity reception, as well as autonomous frequency management and synchronisation over a distant channel. There are up to ten suitable channels available. An AC power adapter is also included, as well as two AA batteries.