‌FLAGSHIP AUDIO INTERFACE

Symphony Mk II is a multi-channel audio interface featuring Apogee’s flagship AD/DA conversion, modular I/O (up to 32 inputs and outputs), intuitive touchscreen display and optional world-class microphone preamps. Designed to deliver professional sound quality for audio recording, mixing and mastering.

Build Your Own Symphony Mk II

Want to build your own custom Symphony I/O Mk II and get a breakdown on the price*? Click the button below to see use our Build Your Own Symphony I/O Mk II page. Choose your modules, connection type, & more. 

The Magic is in the Modules

The I/O Modules are the sound and soul of Symphony I/O Mk II. Giving you total flexibility to build your dream interface. Our special edition modules offer you our highest performing system we have ever created.

Platform Options

Choose your desired connectivity type to fit your studio. Symphony Mk II offers 3 different connectivity modules to choose from; Thunderbolt, Pro Tools + (Dante u0026 Pro Tools), and Waves SoundGrid.

Ready for Immersive Audio

With Symphony I/O Mk II Thunderbolt’s Monitor Workflows, you’ll effortlessly configure and operate your monitoring system for Dolby Atmos, Sony 360 Reality Audio and other immersive audio systems with control of up to 32 Speaker outputs.

Specifications

Highlights

• Best AD/DA conversion of any Thunderbolt Audio Interface
  
• Up to 32 Channels of modular analog I/O
  
• Ultra-low latency performance
  
• Intuitive touchscreen display
  
• Designed and Built in the U.S.A.
  
• Connectivity options: Pro Tools Plus, Thunderbolt, & SoundGrid
  

Modules

• 16×16 Special Edition
  
• 2×6 Special Edition
  
• Connect 8 x 8 MP
  

Specs

Analog to Digital

• THD+N: -115 dB @ 22dBu (0.00020%) unweighted
  
• Dynamic Range: 122dB A weighted
  
• Maximum input levels:
  
• +4dB setting: +24dBu
  
• -10dB setting: +6dBV
  
• Frequency Response at 44.1 – 20,000 kHz (+/- 0.05dB)
  
• Input impedance: 10K
  

Digital to Analog: 

• THD+N:-119dB @ 21 dBu (0.00014%) unweighted
  
• Dynamic Range: 126 dB A weighted
  
• Max output levels – ∞ to +24dBu
  
• Frequency Response at 44.1 kHz: dc to 20 kHz (+/- 0.05dB)
  
• Output impedance: 50 Ohm
  
• Outputs are balanced through Apogee’s proprietary Perfect Symmetry Circuitry (PSC)
  

Headphone Output:

• 1 stereo 1/4″ headphone output on front panel
  
• THD+N: -110dB @19dBu into 600 Ohm (=80mW)
  
• -101dB @14dBu into 32 Ohm (=470mW)
  
• Dynamic Range: 121 db A weighted
  
• Output: Apogee’s proprietary Constant Current Drive™ provides smooth frequency response with any headphones.

Power

• 90-240VAC, 50-60Hz, 150W
  

Compatibility

 Operating System:

• Thunderbolt: Mac OS only 10.10 and above
  
• HD: Any Mac or PC running Pro Tools HD 9 or greater.