Symphony IO vs Schiit Audio Bifrost 2/64
The Bifrost 2/64's thd is 0.001% against the Symphony IO's 0.000% and its output impedance 75Ω against 25Ω. Both share max sample rate (192 kHz) and signal-to-noise (124 dB).
AI-generated product photo — not official manufacturer imagery.
Symphony IO
QRT/ADD-POWRDigitalDACsAll-in-One Systems
Estimated price (community-sourced)
$750
Around — community and catalog average, updates slowly
About the Symphony IO
The ADD-POWR Symphony I/O is a passive harmonic-resonance conditioner for digital audio and network connections, not an AD/DA converter or modular audio interface. It provides pass-through connections for USB and Ethernet signals and applies selectable low, medium, or high harmonic-resonance treatment to the signal path. The unit uses an external power supply and is intended for audio/video systems and professional or consumer environments.
Specifications
Power Specifications
Amplification power output and characteristics
- Input Impedance
- 10Ω
Digital Audio
DAC capabilities and digital audio processing
- Max Sample Rate
- 192 kHz
- MQA Support
- No
Analog Output
Analog signal output specifications
- THD
- 0.000%
- SNR
- 124 dB
- Output Impedance
- 25Ω
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
- Digital Inputs
- AES/EBU, ADAT Optical, S/PDIF Coaxial
Streaming Services
Supported streaming platforms and protocols
- AirPlay
- No
- Chromecast
- No
- Roon Ready
- No
- Spotify Connect
- No
- TIDAL Connect
- No
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions