SENNHEISER XSW 1 ME2 is a UHF wireless diversity system for speech, consisting of an EM-XSW receiver 1 + a Lavalier omnidirectional condenser microphone ME 2-2 + an SK-XSW bodypack transmitter. The Lavalier microphone is particularly discreet, while the transmitter is a compact type with integrated antennas. The SENNHEISER XSW 1 ME2 system offers automatic procedures for frequency selection
and synchronization.