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ifi audio ZEN One Signature Bluetooth USB Optical DAC
All-purpose Digital Audio Hub
The ZEN One Signature delivers exceptional sound from every digital device in a home audio environment.
One DAC for universal connectivity
- Bluetooth
- USB
- S/PDIF
Purist Engineering and Signature-grade Circuitry
The ZEN One Signature is performance-tuned to deliver captivating sound with all forms of media, from hi-res music to movie and video game soundtracks.
- Next gen Bluetooth – best sound from every source
- True Native hi-res DAC with powerful 16- core XMOS processor
- Balanced circuit design with Signature-grade circuit components
Hi-Res DAC
- Hi-res PCM up to 32-bit/384kHz
- Full native DSD playback
- Full MQA decoding
- Optical & coaxial S/PDIF supports 32-bit/192kHz PCM and MQA
Hi-Res Bluetooth
- Advanced 96kHz Bluetooth 5.1 module with QCC5100 chipset
- Supports HD Bluetooth formats including aptX, aptX HD, aptX Adaptive, aptXLL, LDAC and LHDC/HWA, AAC and SBC codec
- Bluetooth at 96kHz
Display Audio Format LEDs
Input Audio Format LEDs
Upgraded GMT circuitry
- Improved Global Master Timing (GMT) clock circuitry
- Customised digital filter
- Eradicates jitter and other forms of digital distortion
- >20dB better performance
Balanced Signature-grade Circuit Design
- Balanced analogue circuitry design
- Outstanding components – including C0G capacitors from TDL
- Ultra-low distortion and exceptional sonic purity
- SNR: -105dB(A) @ 0dBFS (BAL/UnBAL)
- THD + N: <0.002% @ 0dBFS (BAL/UnBAL)
Connections
Superior Design and Components
Specifications
| Power | DC 5V (centre pin +ve) | |
|
Digital inputs | USB3.0 Type B (USB2.0 compatible) | |
| S/PDIF (coaxial, TOSLINK optical) | ||
| Bluetooth 5.1 (aptX, aptX HD, aptX Adaptive, aptX LL, LDAC, LHDC/HWA, AAC and SBC codec) | ||
|
Formats | PCM | 44.1/48/88.2/96/176.4/192kHz |
| DSD | 2.8/3.1/5.6/6.1/11.3/12.3MHz | |
| DXD | 352.8/384kHz | |
| MQA | Decoder | |
| Bluetooth | 96kHz | |
| Chipset | Bit-Perfect DSD & DXD DAC by Burr Brown | |
| Qualcomm QCC 5100 Series | ||
| Analogue outputs | Coaxial, Audio RCA L/R |
| 4.4 Balanced Lineout | |
| Frequency Response | 5Hz – 80kHz ±3dB |
| Outputs | 4V / 2V max. (BAL/UnBAL) |
| Output Impedance | ≤72Ω/36Ω (BAL/UnBAL) |
| SNR | -105dB(A) @ 0dBFS (BAL/UnBAL) |
| THD + N | <0.002% @ 0dBFS (BAL/UnBAL) |
| Power consumption | No Signal ~0.7W/Max Signal ~1W |
| Dimensions | 158 x 100 x 35 mm |
| 6.2″ x 3.9″ x 1.4″ | |
| Net weight | 485g |
| 1.1 lbs |
| Line Section | ||
| Outputs | Balanced | 6.7V max. (variable) |
| UnBAL | 3.5V max. (variable) | |
| Output Impedance | Balanced | ≤200Ω |
| UnBAL | ≤100Ω | |
| SNR | Balanced | <110dB(A) @ 0dBFS |
| UnBAL | <110dB(A) @ 0dBFS | |
| THD+N | Balanced | <0.007% @ 0dBFS |
| UnBAL | <0.015% @ 0dBFS | |
