USB.IO is a USB audio interface module for the PRODIGY Series and MAVEN.A.

Based on the USB 3.0 core by RME it offers 128 channels of I/O at standard sample rates.
USB.IO benefits from high performance drivers for Windows and macOS with unrivalled stability and RME's renowned low latency technology.

USB.IO eases the integration of DirectOut’s converters and multifunction processors into computer-based production systems, on tour and in the studio.


  • Driver-based USB 3 for Windows and macOS
  • Class Compliant mode (CC)

Class Compliant mode allows for driverless operation of the module, making it instantly compatible with iPads and other devices for seamless, on-the-go audio production.

TotalMix FX
RME's TotalMix FX offers an extensive range of mixing and routing options. From up to 128 separate sub-mixes over internal Loopback routing to mixer and matrix views and controls, TotalMix FX allows flexible and versatile handling of the available record and playback channels, providing users with an all-in-one solution for interfacing to an external computer.

DirectOut's proprietary Enhanced Automatic Redundancy Switching technology ensures continuous audio playback by automatically switching to a backup source in the event of a signal loss. Managed via globcon control of the host device, EARS provides an additional layer of reliability for live performances and broadcasts.

  • USB 3.0: 128 channels (1 FS), 64 channels (2 FS), 32 channels (4 FS)
  • USB 2.0: 64 channels
  • USB C with USB 2/3 support and top screw locking
  • Driver Windows: ASIO, WDM
  • Driver macOS: Kernel Extension, Driver Kit Core Audio
  • USB class-compliant mode with full USB 3.0 support and 128 channels I/O
  • TotalMix FX
  • Sample rate: 44.1 kHz up to 192 kHz

No liability for misprints and technical changes assumed.