Sennheiser SR300 IEM G3 Transmitter

42 MHz bandwidth: 1680 tunable UHF frequencies for interference-free reception
Enhanced frequency bank system with up to 16 compatible frequencies
Ethernet port for connecting to the Wireless Systems Manager (WSM) software for control via computer - this delivers a good overview of monitoring and professional data management for multi-channel systems
Pilot tone squelch for eliminating RF interference when transmitter is turned off
Enhanced AF frequency range
Increased range for audio sensitivity
Wireless synchronization of receiver parameter from transmitter
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