Shure UP4 Wireless Receiver

* Engineered to shut out RF interference and deliver a clear, steady signal
* Frequency Agility - provides over 100 selectable UHF channels IF (Intermediate Frequency)
* Filtering - selects the desired signal Phase Locked Loop (PLL) Circuitry - ensures the signal is steady
* Tone Key Circuitry - blocks out other RF signals that could interfere with reception
* Noise Squelch Circuitry - analyzes signal quality to evade noise bursts
* Microprocessor-controlled Predictive Diversity - Patent pending Shure technology anticipates dropouts before they occur, switching antennas when necessary for consistent audio and RF reception Designed and constructed for dependable operation in even the most challenging environments