Shipping NOW - Limited Supply **Priority Pre-Order Now** The Yamaha RUio0804-D is a rackmount 8-in/4-out audio interface built for professional audio systems that need additional analog I/O without adding unnecessary bulk. It is well suited to live sound, event production, and installed applications where system designers need to place extra inputs and outputs exactly where they are required. In medium-to-large Dante-based environments, it can support more efficient signal distribution while helping maintain an organized workflow. This model is positioned as a flexible expansion option for setups using Yamaha RPio or Rio units as primary I/O. It can also be used as a dedicated talkback input path, offering another way to manage communication in production systems. With support for multiple sampling frequencies and low signal delay figures, it fits applications where responsive routing and dependable integration matter. Its 1U rackmount format makes it practical for touring racks, control rooms, and permanent installations where space matters. The RUio0804-D is a straightforward choice for teams that need a compact Yamaha utility I/O device to extend system reach, add localized connectivity, or support evolving show and facility requirements.