This Symetrix Prism 4x4 digital signal processor with Dante support doesn't come with a power supply. It runs on firmware version 8.5.4.43.

Using this Symetrix Prism 4x4 digital signal processor is straightforward. First, connect all your audio sources to the appropriate input ports. Then, set up the Dante connection according to your network requirements. Since it doesn't have a power supply, you'll need to use a compatible one. When it comes to maintenance, keep the unit in a cool and dry place. Regularly check the firmware and update it to the latest version to ensure optimal performance. Also, make sure to handle it gently to avoid any damage to the internal components.