UHF Professional Wireless Microphone Carrier Frequency Range:UHF550-960MHZ Receiving system:PLL Modulation mode:PLL Specification,OVERALL SYSTEM1.Carrier ... C~55°C9.Total Channels:150x2 channel RECEIVER1.Receiving system:PLL2.Receiving :15dB3.De-Emphasis:50μs4.Audio ... years. main products are: woodwind instruments,brass instruments, microphone,amplifier,mixer,moving head light,etc.we insisit "quality ...