Firmware version is 3.4.6 rel 9. Comes with a suitable power supply.

Using this Midas DL431 microphone splitter is easy. First, connect it to the correct power supply that comes with it. Then, you can start splitting your microphone signals. When using, make sure the connections are secure to avoid signal loss. For maintenance, keep it in a dry and clean place. If there are any problems, check the firmware and make sure it's up - to - date.