The Yamaha MRX7-D is a fixed architecture, Dante® enabled, open architecture processor is a multi-zone (up to 64x64 via Dante), signal processor equipped with a DSP functions ideal for a wide variety of sound reinforcement applications for settings such as retail stores, restaurant/bars, banquet rooms, institutional / educational and more. 
Yamaha Pro Dante Open Architecture DSP Processor | 8x8
The Yamaha MRX7-D is a fixed architecture, Dante® enabled, open architecture processor is a multi-zone (up to 64x64 via Dante), signal processor equipped with a DSP functions ideal for a wide variety of sound reinforcement applications for settings such as retail stores, restaurant/bars, banquet rooms, institutional / educational and more. Responsible for the sound processing functions at the heart of an audio system, MRX7-D is housed in a 2U chassis and features both YDIF and Dante digital audio transfer protocols and enables customizable tunings and DSP functions design to make the overall audio system sound great, helping enhance the overall architectural setting. For the end-user, Yamaha provides a wide range of remote-control options including DCP wall mount controllers and a Wireless DCP option that can operate on the iOS or Android platforms. The fully customizable ProVisionaire Touch and ProVisionaire Control Apps for iOS tablets and Windows devices enable the creation of a variety of user interfaces for both simple operation or the most sophisticated control.

Use in conjunction with these accessories for a complete, controllable solution:
Digital Control Panels: YAC-DCP1V4S, or YAC-DCP4S, DCP4V4S
Controller Hub: DCH8
Paging Microphone: PGM1
LCD Wall Controller: MCP1
Dante L2 Switches: SWR2100P-10G, SWR2100P-5G, SWR2311P-10G
I/O Expanders: EXi8, Exo8
Find additional information like application diagrams and product details on the Yamaha website.
Multi-Zone Output
Multiple output channels enable independent configuration and control of dozens of different zones.
Dynamics Control
Dynamic DSP functions such as Acoustic Echo Cancellation (AEC), Dugan Automixer, Speech Privacy, EQs, Feedback Suppression, Priority Ducking, Reverb, Delays, Gate, Ambient Noise Compensation.
Event Scheduler
Event Scheduler triggers Presets, SD card playing actions, GPI actions, and partial recall functions.
AMX / Crestron Support
Support for AMX / Crestron controllers enables integration into larger system control platforms.
Matrix Mixer
Matrix mixer enables any input channel to be routed to any output for superior flexibility and reconfigurability.
Dante Audio Network Capabilities
Dante® digital audio network protocol offers easy system setups and configurations with longer network cable runs.
YDIF Digital Audio Transfer
Yamaha YDIF digital audio transfer protocol offers easy system setups and configurations saving time and money.
Presets
Up to 50 configuration presets enables instant recall of settings for a variety of sound reinforcement applications.