Sturdy metal housing (transmitter and receiver), 42 MHz bandwidth: 1680 tunable UHF frequencies for interference-free reception, Enhanced frequency bank system with up to 12 compatible frequencies, Adaptive-diversity reception for high reception quality, Pilot tone squelch for eliminating RF interference when transmitter is turned off, Automatic frequency scan feature searches for available frequencies Enhanced AF frequency range, Increased range for audio sensitivity, Wireless synchronization of transmitters via infrared interface.
