SYM2-2X6SE-TB3-PT

High-End Conversion for Critical Listening

The 2x6 Special Edition module delivers ultra-detailed AD/DA performance which is ideal for mastering, mixing, and reference-grade monitoring.

Focused I/O Setup

Includes 2 precision line inputs and 6 clean line outputs for compact yet powerful studio workflows.

Versatile Digital I/O

Supports AES/EBU, Optical, and S/PDIF coaxial digital formats for full compatibility with digital gear.

Dual Workflow Integration

Offers Thunderbolt 3 for native DAW use alongside Pro Tools Plus connectivity for seamless operation in Pro Tools HD environments.

Immersive Audio Monitoring Support

Designed to handle immersive formats like Dolby Atmos with advanced output routing.

Front Panel Touchscreen

Provides quick access to metering, level control, and configuration directly from the unit.

Expandable Chassis Design

One empty I/O slot allows room for future growth as your studio needs expand.

Pro Studio Ready

Perfect for hybrid studios using both native and Pro Tools systems without compromise.

Made in the USA

Engineered and assembled in the United States for consistent, professional-grade reliability.

General Specifications

Device Type: Multi-Channel Modular Audio Interface

Chassis: Symphony Mk II Chassis

I/O Configuration: 2 Line Inputs x 6 Line Outputs

Digital I/O: AES/EBU, Optical (ADAT or S/PDIF), S/PDIF Coaxial

Connectivity: Thunderbolt 3, Pro Tools HD (via Pro Tools Plus Card)

Touchscreen: Front-Panel High-Resolution Display

Control: Apogee Maestro Software and DAW Integration

Build Type: Modular with One Installed I/O Module

System Expansion: 1 Empty Slot for Future I/O Module

Use Case: Compact High-End Interface for Pro Tools HD Users

Analog-to-Digital Conversion (2x6SE Module)

THD+N: –116 dB @ 22dBu (0.00016%) unweighted

Dynamic Range: 122 dB A-weighted

Maximum Input Level:

+4dBu Setting: +24dBu

–10dB Setting: +6dBV

Frequency Response: 44.1kHz – 20kHz (±0.05 dB)

Input Impedance: 10kΩ

Total Analog Inputs: 2 Line Inputs

Digital-to-Analog Conversion (2x6SE Module)

THD+N: –118 dB @ 21dBu (0.00013%) unweighted

Dynamic Range: 126 dB A-weighted

Maximum Output Level: ∞ to +24dBu

Frequency Response: DC to 20kHz (±0.05 dB)

Output Impedance: 50Ω

Output Circuitry: Apogee Perfect Symmetry Circuitry (PSC), Balanced

Total Analog Outputs: 6 Line Outputs

Headphone Output

Connector: 1 x ¼” Stereo Headphone Output (Front Panel)

THD+N: –110 dB @ 19dBu into 600Ω (=80mW), –101 dB @ 14dBu into 32Ω (=470mW)

Dynamic Range: 121 dB A-weighted

Driver Technology: Apogee Constant Current Drive™

Digital I/O

AES/EBU: Stereo I/O

Optical: ADAT (8-Channel) or S/PDIF (Stereo)

S/PDIF Coaxial: Stereo I/O

Total Digital I/O: 6 Channels In / 6 Channels Out

Power

Input Voltage: 90–240VAC

Frequency: 50–60Hz

Power Consumption: 150W

Connectivity Options

Primary: Thunderbolt 3

Option Card: Pro Tools Plus (HDX/HD Native Integration)

Digital Formats Supported: AES/EBU, ADAT, S/PDIF (Coaxial & Optical)

Compatibility

Thunderbolt: macOS 10.10 and above

Pro Tools HD/HDX: macOS and Windows (Pro Tools HD 9 or greater)

Module Configuration

Module 1: 2x6SE (2 In / 6 Out Line-Level)

Module 2: Empty (Available for Expansion)

SKU

Model Identifier: SYM2-2X6SE-TB3-PTHD-PLUS