Sennheiser SKM 100-835 G3 Microphone

42 MHz bandwidth: 1680 tunable UHF frequencies for interference-free reception
Enhanced frequency bank system with up to 12 compatible frequencies
Pilot tone squelch for eliminating RF interference when transmitter is turned off
Enhanced AF frequency range
Increased range for audio sensitivity
Wireless synchronization via infrared interface from receiver
User-friendly menu operation with more control options
Illuminated graphic display
Auto-Lock function avoids accidental changing of settings
HDX compander for crystal-clear sound
Battery indicatation in 4 steps, also shown on receiver display
Easy-exchangeable microphone modules from evolution series