Exceptional wireless clarity.
The Shure SLX4L Wireless Receiver is a breeze to use with Automatic Frequency Selection and Automatic Transmitter Setup. Shure includes a logic output in the SLX4L receiver for use with software echo cancellation and remote battery life monitoring. Logic-enabled transmitters include MX690 and MX890. With included rack hardware and detachable antennas, the Shure SLX4L Wireless Receiver is ready for immediate installation right out of the box.