
Unison Research Unico CDDue CD Player
Unison Research Unico CDDUE Hybrid CD Player & DAC
Hybrid Tube Output Stage • USB / S/PDIF / AES/EBU / Toslink & Bluetooth • Supports up to 384 kHz / DSD256 • Balanced XLR & RCA Outputs
Overview — The Unico CDDUE
The Unison Research Unico CDDUE brings Italian craftsmanship into the modern digital domain: a premium CD-loader transport integrated with a high-end DAC and a pure tube output stage. With broad format support including PCM up to 384 kHz and DSD256, USB, S/PDIF, AES/EBU, Toslink, and Bluetooth connectivity, it offers both versatility and musical refinement.
Featuring a totem-pole pure Class A tube output stage (4 × ECC83), ESS Sabre ES9018K2M DAC, selectable solid-state output, and digital filter options, this is a serious component for the discerning listener.
Highlights & Benefits
- High-resolution DAC module plus CD player in one chassis.
- Tube output stage in pure Class A for rich, musical sound.
- Extensive digital input options (USB, S/PDIF, AES/EBU, Toslink, Bluetooth).
- Balanced XLR and unbalanced RCA outputs for flexible integration.
- Selectable digital filters and phase switch for fine tuning of sound character.
Design & Technology
ESS Sabre ES9018K2M DAC — Ensures ultra-low distortion and high signal-to-noise performance.
Tube Output Stage (4 × ECC83) — Pure Class A totem-pole design, two-channel differential.
Multiple Digital Filters — Three selectable filters (Fast Roll-Off linear phase; Fast Roll-Off minimum phase; Slow Roll-Off linear phase) allow tonal tailoring.
Selectable Solid-State Output — Option to bypass tube stage for direct solid-state output.
Perfect For
- Audiophiles who want both CD transport and high-end DAC in one unit.
- Systems where tube-output sonic character is desired but digital flexibility is required.
- Owners of mixed digital sources (computer, streamer, CD) who want premium output in one box.
- Systems incorporating balanced and unbalanced analog outputs with tube warmth.
Customer & Expert Reactions
“The CDDUE combines the best of classic tube sound with modern digital versatility.”
“USB, DSD, Bluetooth — and tubes. Hard to ask for more in a serious CD player.”
FAQ — Unico CDDUE
What digital inputs are included?
USB (44.1 – 384 kHz / DSD128/256), S/PDIF, AES/EBU, Toslink, Bluetooth 3.0.
What output connectors are available?
2 × RCA (unbalanced) and 2 × XLR (balanced).
Can I bypass the tube stage?
Yes, solid-state output is selectable.
What formats does the USB input support?
PCM up to 384 kHz, DSD64/128/256.
Why Buy From Us
- Authorized Unison Research dealer.
- Genuine Italian design, craftsmanship and tube output stage.
- Free nationwide shipping and expert setup support.
- 5% Reward Points on all Purchases
Unison Research Unico CDDUE Hybrid CD Player & DAC
Hybrid Tube Output Stage • USB / S/PDIF / AES/EBU / Toslink & Bluetooth • Supports up to 384 kHz / DSD256 • Balanced XLR & RCA Outputs
Overview — The Unico CDDUE
The Unison Research Unico CDDUE brings Italian craftsmanship into the modern digital domain: a premium CD-loader transport integrated with a high-end DAC and a pure tube output stage. With broad format support including PCM up to 384 kHz and DSD256, USB, S/PDIF, AES/EBU, Toslink, and Bluetooth connectivity, it offers both versatility and musical refinement.
Featuring a totem-pole pure Class A tube output stage (4 × ECC83), ESS Sabre ES9018K2M DAC, selectable solid-state output, and digital filter options, this is a serious component for the discerning listener.
Highlights & Benefits
- High-resolution DAC module plus CD player in one chassis.
- Tube output stage in pure Class A for rich, musical sound.
- Extensive digital input options (USB, S/PDIF, AES/EBU, Toslink, Bluetooth).
- Balanced XLR and unbalanced RCA outputs for flexible integration.
- Selectable digital filters and phase switch for fine tuning of sound character.
Design & Technology
ESS Sabre ES9018K2M DAC — Ensures ultra-low distortion and high signal-to-noise performance.
Tube Output Stage (4 × ECC83) — Pure Class A totem-pole design, two-channel differential.
Multiple Digital Filters — Three selectable filters (Fast Roll-Off linear phase; Fast Roll-Off minimum phase; Slow Roll-Off linear phase) allow tonal tailoring.
Selectable Solid-State Output — Option to bypass tube stage for direct solid-state output.
Perfect For
- Audiophiles who want both CD transport and high-end DAC in one unit.
- Systems where tube-output sonic character is desired but digital flexibility is required.
- Owners of mixed digital sources (computer, streamer, CD) who want premium output in one box.
- Systems incorporating balanced and unbalanced analog outputs with tube warmth.
Customer & Expert Reactions
“The CDDUE combines the best of classic tube sound with modern digital versatility.”
“USB, DSD, Bluetooth — and tubes. Hard to ask for more in a serious CD player.”
FAQ — Unico CDDUE
What digital inputs are included?
USB (44.1 – 384 kHz / DSD128/256), S/PDIF, AES/EBU, Toslink, Bluetooth 3.0.
What output connectors are available?
2 × RCA (unbalanced) and 2 × XLR (balanced).
Can I bypass the tube stage?
Yes, solid-state output is selectable.
What formats does the USB input support?
PCM up to 384 kHz, DSD64/128/256.
Why Buy From Us
- Authorized Unison Research dealer.
- Genuine Italian design, craftsmanship and tube output stage.
- Free nationwide shipping and expert setup support.
- 5% Reward Points on all Purchases
Original: $5,499.00
-65%$5,499.00
$1,924.65Description
Unison Research Unico CDDUE Hybrid CD Player & DAC
Hybrid Tube Output Stage • USB / S/PDIF / AES/EBU / Toslink & Bluetooth • Supports up to 384 kHz / DSD256 • Balanced XLR & RCA Outputs
Overview — The Unico CDDUE
The Unison Research Unico CDDUE brings Italian craftsmanship into the modern digital domain: a premium CD-loader transport integrated with a high-end DAC and a pure tube output stage. With broad format support including PCM up to 384 kHz and DSD256, USB, S/PDIF, AES/EBU, Toslink, and Bluetooth connectivity, it offers both versatility and musical refinement.
Featuring a totem-pole pure Class A tube output stage (4 × ECC83), ESS Sabre ES9018K2M DAC, selectable solid-state output, and digital filter options, this is a serious component for the discerning listener.
Highlights & Benefits
- High-resolution DAC module plus CD player in one chassis.
- Tube output stage in pure Class A for rich, musical sound.
- Extensive digital input options (USB, S/PDIF, AES/EBU, Toslink, Bluetooth).
- Balanced XLR and unbalanced RCA outputs for flexible integration.
- Selectable digital filters and phase switch for fine tuning of sound character.
Design & Technology
ESS Sabre ES9018K2M DAC — Ensures ultra-low distortion and high signal-to-noise performance.
Tube Output Stage (4 × ECC83) — Pure Class A totem-pole design, two-channel differential.
Multiple Digital Filters — Three selectable filters (Fast Roll-Off linear phase; Fast Roll-Off minimum phase; Slow Roll-Off linear phase) allow tonal tailoring.
Selectable Solid-State Output — Option to bypass tube stage for direct solid-state output.
Perfect For
- Audiophiles who want both CD transport and high-end DAC in one unit.
- Systems where tube-output sonic character is desired but digital flexibility is required.
- Owners of mixed digital sources (computer, streamer, CD) who want premium output in one box.
- Systems incorporating balanced and unbalanced analog outputs with tube warmth.
Customer & Expert Reactions
“The CDDUE combines the best of classic tube sound with modern digital versatility.”
“USB, DSD, Bluetooth — and tubes. Hard to ask for more in a serious CD player.”
FAQ — Unico CDDUE
What digital inputs are included?
USB (44.1 – 384 kHz / DSD128/256), S/PDIF, AES/EBU, Toslink, Bluetooth 3.0.
What output connectors are available?
2 × RCA (unbalanced) and 2 × XLR (balanced).
Can I bypass the tube stage?
Yes, solid-state output is selectable.
What formats does the USB input support?
PCM up to 384 kHz, DSD64/128/256.
Why Buy From Us
- Authorized Unison Research dealer.
- Genuine Italian design, craftsmanship and tube output stage.
- Free nationwide shipping and expert setup support.
- 5% Reward Points on all Purchases










