Apogee Electronics Symphony Mk II 16×16 – 16 Line In x 16 Line Out Thunderbolt 3 Audio Interface with 4 x DB25 & SPDIF Coax [Atmos Ready]

OVERVIEW

Flagship Audio Performance for Professional Studios

The Apogee Electronics Symphony Mk II 16×16 combines 16 channels of line-level input and 16 channels of line-level output with Apogee’s flagship AD/DA conversion for exceptional sonic accuracy, clarity and dynamic range. Designed for professional recording, mixing and mastering applications, this high-performance Thunderbolt 3 audio interface provides the connectivity and audio quality required for demanding studio workflows.

Flexible Modular I/O and Professional Control

Built around the Symphony Mk II modular architecture with four DB25 connections and a coaxial SPDIF, the 16×16 configuration provides extensive analogue connectivity while supporting up to 32 channels of modular analogue I/O across the Symphony Mk II platform. Ultra-low-latency performance and an intuitive touchscreen display help streamline operation, while the Thunderbolt 3 card provides high-speed computer connectivity. The Symphony Mk II platform also supports additional professional connectivity options, including Pro Tools HD, Dante and SoundGrid, depending on the installed configuration.

Ready for Immersive Audio

With Symphony I/O Mk II Thunderbolt Monitor Workflows, the Symphony Mk II 16×16 can be configured for Dolby Atmos, Sony 360 Reality Audio and other immersive audio systems, with control of up to 32 speaker outputs. This makes it a flexible solution for advanced surround, spatial and immersive mixing environments, combining professional monitoring capabilities with the transparency and precision of Apogee’s flagship conversion.

KEY HIGHLIGHTS

16 x 16 Line-Level I/O

With 16 line inputs and 16 line outputs, the Symphony Mk II 16×16 provides extensive analogue connectivity for integrating professional outboard equipment, mixing consoles, monitoring systems and other studio hardware.

Flagship Apogee AD/DA Conversion

Symphony Mk II delivers Apogee’s flagship analogue-to-digital and digital-to-analogue conversion, providing exceptional clarity, low distortion and high dynamic range for critical recording, mixing and mastering applications.

Ultra-Low-Latency Performance

Thunderbolt connectivity delivers ultra-low-latency performance for responsive recording, monitoring and production workflows in demanding professional studio environments.

Ready for Immersive Audio

Symphony I/O Mk II Thunderbolt Monitor Workflows make it easy to configure and operate monitoring systems for Dolby Atmos, Sony 360 Reality Audio and other immersive audio formats, with control of up to 32 speaker outputs.

Intuitive Touchscreen Display

The integrated touchscreen display provides direct, intuitive access to essential interface settings and controls, helping streamline operation without relying entirely on computer-based control.

Modular Professional Platform

Symphony Mk II features a modular I/O architecture supporting up to 32 channels of analogue I/O, offering the flexibility to configure the platform for different professional recording, mixing and post-production requirements.

Professional Connectivity Options

The Symphony Mk II platform supports Thunderbolt connectivity and can also be configured for Pro Tools HD, Dante and SoundGrid workflows, depending on the installed configuration.

Designed and Built in the USA

Designed and built in the USA, the Symphony Mk II is engineered for professional audio applications where exceptional performance, flexibility and reliability are essential.

FEATURES

• Flagship Apogee AD/DA conversion
• 16 x line inputs
• 16 x line outputs
• Up to 32 channels of modular analogue I/O
• Ultra-low-latency Thunderbolt performance
• Thunderbolt 3 connectivity
• 4 x DB25 connectors
• Coaxial S/PDIF connectivity
• Intuitive touchscreen display
• Monitor Workflows for advanced speaker management
• Supports Dolby Atmos, Sony 360 Reality Audio and other immersive audio systems
• Control of up to 32 speaker outputs
• Designed for professional recording, mixing and mastering
• Connectivity options include Pro Tools HD, Dante, Thunderbolt and SoundGrid, depending on configuration
• Designed and built in the USA

TECHNICAL SPECS

Analogue I/O

Configuration: 16 Line In x 16 Line Out

I/O Module: 16x16SE

Expansion: Modular I/O architecture, up to 32 channels

Analog Inputs: 16 line

Analog Outputs: 16 line

Analog-to-Digital Conversion

THD+N: -115dB @ 22dBu (0.00020%), unweighted

Dynamic Range: 122dB A-weighted

Maximum Input Level (+4dB setting): +24dBu

Maximum Input Level (-10dB setting): +6dBV

Frequency Response: 20Hz–20kHz ±0.05dB @ 44.1kHz

Input Impedance: 10kΩ

Digital-to-Analog Conversion

THD+N: -119dB @ 21dBu (0.00014%), unweighted

Dynamic Range: 126dB A-weighted

Maximum Output Level: ∞ to +24dBu

Frequency Response: DC–20kHz ±0.05dB @ 44.1kHz

Output Impedance: 50Ω

Output Circuitry: Apogee proprietary Perfect Symmetry Circuitry (PSC)

Output Configuration: Balanced

Headphone Output

Outputs: 1 stereo 1/4″ headphone output on front panel

THD+N: -110dB @ 19dBu into 600Ω (80mW)

THD+N: -101dB @ 14dBu into 32Ω (470mW)

Dynamic Range: 121dB A-weighted

Technology: Apogee Constant Current Drive™

Digital Connectivity

DB25: 4 connectors

Coaxial: 1 x SPDIF

Host Connection: Thunderbolt 3

Additional Connectivity Options:

• Pro Tools HD
• Dante
• SoundGrid

Immersive Audio

Monitor Workflows: Symphony I/O Mk II Thunderbolt Monitor Workflows

Immersive Formats: Dolby Atmos, Sony 360 Reality Audio and other immersive audio systems

Speaker Outputs: Up to 32

Power

Power Requirements: 90–240VAC, 50–60Hz

Power Consumption: 150W

Operating System & Compatibility

Thunderbolt: macOS 10.10 and later

Pro Tools HD/HDX: Mac or PC running Pro Tools HD 9 or later

Symphony Mk II Dante: Also compatible with PC

Included Configuration

1 x Symphony Mk II Chassis

1 x 16x16SE I/O Module

1 x Thunderbolt 3 Card

DOWNLOADS

• User Guide PDF (6.87 MB)