Dethonray Prelude DTR1+
The Dethonray Prelude DTR1+ delivers explosive dynamics, tightly controlled bass and an airy, detailed treble from a remarkably compact, high-voltage player. Positive Feedback highlights its speed, separation and smooth vocals, while PortaFi finds its energetic, emotionally engaging presentation unusually capable with demanding headphones.
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Nicely Roasted
Sound Quality
91/100
Build Quality
87/100
Features Usability
84/100
Value for Money
88/100
Pros
Exceptional dynamics, rapid transient attack and tightly controlled, textured bass.
Detailed yet smooth midrange and airy, well-layered treble maintain musical engagement without harshness.
High-voltage output drives higher-impedance and tougher headphones impressively for its compact size.
Cons
The soundstage is comparatively intimate rather than especially wide.
Minimal connectivity omits streaming and Bluetooth, while proprietary charging and card-based file transfer are less convenient than USB operation.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 91/100
Reviewers describe an exceptionally technical yet musical portable player, with fast transients, strong bass control, detailed vocals and airy treble. Its presentation is said to be more immediate than especially expansive, while the high-voltage output gives it unusually broad drive capability for a compact player.
Transparency Resolution
94/100
Positive Feedback praises the Prelude's resolution, detail retrieval and instrument separation, while PortaFi hears strong resolution without an artificially dissected or overly analytical presentation. Treble is described as well layered and extended, with air and small details remaining naturally integrated into the music.
Tonal Balance Musicality
93/100
The tuning is described as smooth, linear and detailed through the midrange, with vocals that avoid harshness and a treble response that stays airy without sacrificing tonal believability. PortaFi likewise calls it technical but fun, energetic, emotional and highly engaging rather than sterile.
Dynamics
96/100
Dynamics are a clear strength: Positive Feedback highlights outstanding layers of dynamism, attack and speed, along with bass that stops rapidly and cleanly. PortaFi hears convincing macro-dynamic expression, punch, impact and control from upper bass through the deepest registers.
Noise Floor
80/100
The supplied reviews do not directly report hiss, hum or background silence with sensitive earphones. PortaFi says sensitive in-ear monitors can be used, but does not specifically assess residual noise.
Headphone Compatibility
92/100
Reviewers find the high-voltage output unusually capable for the player's size, reporting successful use with higher-impedance and tougher-to-drive headphones. PortaFi also describes usable pairing with sensitive IEMs and high-impedance models, aided by its gain settings.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
87/100
The aluminium-alloy body is designed to keep the player compact while providing EMI shielding, and PortaFi reports that nothing rattles or squeaks in use. It is described as feeling solidly built, although the reviews offer little detail on long-term durability or control quality.
Features Usability
84/100
This is a deliberately focused local-file player with microSD playback, broad format support, a dedicated DAC section, line output and headphone output. Its compact, non-streaming approach omits Bluetooth and Android services, and the lack of direct PC charging or file transfer makes loading music less convenient than on more connected players.
Value for Money
88/100
Pricing is described as substantial, with cited prices ranging from $549 to around $1,000 depending on the review and version context. Even so, both reviewers regard the sonic performance as unusually strong for its class: Positive Feedback calls its technical ability the best in its price category, while PortaFi says it exceeds its price tier in sound.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
Online Reviews & Mentions
YouTube Reviews
Forum Mentions
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Specifications
- Micro Card Supported
- 1T（Sandisk untra）
- Format Supported
- WAV, FLAC, WMA, MP3, APE AAC, ALAC, AIFF, DFF/DSF, OGG, ISO，DTS
- Bit Deep & Sample Rate
- 44.1/48/88.2/96/176.4/192 kHz 16/24/32 Bit
- Frequency Response
- 20Hz – 20kHz
- Performance
- SNR 113db THD 0.03%
- Max. Power Output
- 5.6V+R：5.6V+L (32Ω)
- Output
- Line-out & Earphone
- Battery Endurance
- 8 hours
- Dimensions
- H100 W57 D18.6 (mm)
- Color
- Black
- Weight
- 160g
Manufacturer's Description — Dethonray
Electronic
Power plays a huge role in HIFI and portable audio systems. Most portable designs suffer from universal power designs that highly compromises signal processing quality. DTR1 adapts dual high-density battery customized power system, designed for High-Fidelity while ensuring separation of digital and analog powerto eliminate circuit noise from the source, alike an enhanced DAP + Amplifier system but with a minimal path and hard soldered joints with no compromises.
The ±8.4V PSUremarkably improves efficiency of clean power supplied to the system, with noticeable qualities in transparency and background noise control without the need to excessively damping the output.
DTR1+ Design:
Others Player Design:
DTR1+ selects AK4490EQ for its reliability and specific sound performance, the chipset supports up to 32Bit/768K and switchable digital filters offering different auditory experience. AKM, since its first delta-sigma D/A converter (DAC) in 1989, strives for reproduction of the original sound. Such becomes the philosophy ”Velvet Sound” aiming at providing an active space in the reproduction of sound just like a live performance.
Software
A super highway for signals” – The DTR1 runs on a deeply-customized Linux OS audio sub-system which utilize a OSS sub-system 30% higher in efficiency than the ALSA audio sub-system. The customized and optimized decode engine ”Nature” synergize effectively with the Linux OS, decodes in optimal condition and reduces transmission delay.
Patented ultra light weight GUI system ”Ocelot”, Customized GAI (Graphics Abstract Layer), GDI (Graphic Device Interface), IAL (Input Abstract Layer), SCM (System Control Module), Audio files indexing system – promises minimal MMI, high speed navigation and supporting up to indexing 160000 songs!
New Features of Software:
– Redesign the gain and volume audio subsystem:
1.update the gain control to support different IEMs,Earbuds,headphones.
2. Subdivide the volume range to make the sound more accurate and natural.
– Add the index and classification function of artists.
– Add the L/R channel Volume compensation.
New Features of HardWare:
– Redesign the Low-pass Filter circuit and push the DPPU(Desktop Plus Power Unit) to the limit.
– Strive for higher resolution and better control ability.
– The pursuit of a more balanced and smooth sound quality.
Verified Dealers
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Authorized dealers for Dethonray Prelude DTR1+
- Audio 46 — online and in-store — New York, New York, United States (website)
- Audio essence — online and in-store — Zürich, Zürich, Switzerland (website)
- Glorious Sound — online and in-store — Huizen, Noord-Holland, Netherlands (website)
- HiFiGo — online and in-store — Kowloon, Hong Kong (website)
- murphy's music — online and in-store — Irving, Texas, United States (website)
- Penon Audio — online and in-store — New Territories, Hong Kong (website)
- XChesser Audio — online and in-store — Ramenskoye, Moscow Oblast, Russia (website)