Shure HA-8089 Helical Antenna for Wireless Microphone and Monitor Systems (480 - 900MHz) guitar-stand Then you need the MXL

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Shure HA-8089 Helical Antenna for Wireless Microphone and Monitor Systems (480 - 900MHz) guitar-stand Then you need the MXLDistributed through Shure, The HA 8089 is a high bandwidth helical antenna for use with wireless microphone systems and in ear monitor systems. The HA 8089 greatly improves RF performance by distributing signal multi dimensionally between 480 to 900MHz. The result is longer range without interference, high gain and the freedom of movement regardless of the antennas position.