Improved audio stability in marginal RF conditions.To enter the advanced menu, press the enter and menu buttons together. Alert can be disabled via the advanced menu on the receiver.The receiver LCD reports the transmitter low-battery status by flashing the LCD on the receiver.To operate QLX-D version 2.1.5 devices with other Shure networked systems and software, see the following list of minimum versions:.SBC850 8-Bay Networked Charging Station.SBC450 4-Bay Networked Charging Station.ULXD8 Wireless Gooseneck Base Transmitter.

ULXD6 Wireless Boundary Microphone Transmitter.

To ensure all receivers and transmitters in a configuration function with each other, update all devices to the same firmware version. QLX-D 2.X firmware versions are incompatible with 1.X firmware versions.

To operate QLX-D version 2.2.11 devices with other Shure networked systems and software, see the following list of minimum versions:.

To operate QLX-D transmitters with ULX-D receivers and ULX-D transmitters with QLX-D receivers, all devices must be on version 2.X firmware or later.Support for ULXD6/8 transmitters in a new frequency band for Latin America: 632 – 696 MHz (L50).Update all QLX-D devices in a configuration to the same firmware version Important

Wireless receiver software