Pro-ject Audio Systems - USA Stereo Box DS3
Compact yet confidently specified, the Stereo Box DS3 pairs 150W-per-channel power with an MM/MC phono stage, three analogue inputs and aptX HD Bluetooth. THE AUDIO TAILOR highlights its ability to drive demanding loudspeakers, making this slim integrated amplifier an appealing hub for vinyl-led, space-conscious systems.
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Kinda Soggy
Sound Quality
54/100
Build Quality
50/100
Features Connectivity
90/100
Value for Money
85/100
Pros
150W per channel into 4 ohms is reported to drive demanding loudspeakers with ease.
Compact, space-efficient integrated-amplifier format.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 54/100
The available review offers a positive claim about the amplifier's ability to drive demanding loudspeakers, but provides no meaningful listening impressions of tonal character, detail, staging, or imaging. As a result, its sonic personality remains largely undocumented by the supplied review evidence.
Transparency Resolution
50/100
The supplied review does not discuss clarity, low-level detail, background quietness, or resolution. There is not enough listening evidence to characterize how revealing the Stereo Box DS3 sounds.
Tonal Balance Musicality
50/100
No reviewer comments are provided on tonal balance, timbre, warmth, neutrality, or long-term listening comfort. The available material does not establish a particular musical character.
Dynamics
66/100
The Audio Tailor describes the 150W-per-channel-into-4-ohms output as sufficient to drive demanding speakers with ease. That is encouraging for system matching, though the review does not describe transient attack, bass grip, or real-world dynamic contrasts in listening.
Soundstage Imaging
50/100
The review says nothing about stereo width, depth, image focus, or layering. Its spatial presentation is therefore not documented in the supplied material.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
50/100
The supplied review does not comment on chassis construction, controls, internal layout, thermal behavior, or long-term durability. The compact dimensions and low weight are documented in the specifications, but they do not by themselves establish craftsmanship quality.
Features Connectivity
90/100
Despite its compact format, the Stereo Box DS3 is usefully equipped with three RCA line inputs, an MM/MC phono stage, variable and fixed RCA outputs, and a remote control. Bluetooth 5.0 with aptX and aptX HD expands everyday wireless usability, although there are no digital wired inputs, network streaming, HDMI, balanced connections, or headphone output listed.
Value for Money
85/100
No price is supplied, and the available review does not directly assess value against competing integrated amplifiers. Its combination of substantial stated power, MM/MC phono capability, and aptX HD Bluetooth suggests a versatile package, but a stronger value conclusion needs price and comparative review context.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
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Specifications
- Power output
- 2x 150W / 80W at 4/8 ohms (1%THD)
- Frequency response (20Hz-20kHz)
- -0,1dB to +0,3dB
- SNR
- >98dB (105 dB - ‚A‘ weighted) at 1kHz
- Channel separation
- -73dB at 10kHz
- THD
- < 0,01% at 10W
- Phono input gain
- MM 40dB / MC 60dB
- Phono input impedance
- MM 47k ohms / MC 100 ohms
- Line level inputs
- 3 pair RCA (sensitivity: 860 mV)
- Line input impedance
- 50 kohms
- BLUETOOTH
- V5.0, aptX, aptX HD, A2DP profile
- Variable/Fix line output
- 1 pair RCA / 1 pair RCA
- Speakers output
- 4mm banana plugs, spades connectors or naked wire
- Power supply
- 36V/5,5A DC 100 - 240V, 50/60Hz
- Power consumption in standby
- <0.5W
- Battery remote control
- 2x AAA 1,5V
- Dimensions W x H x D
- 206 x 71 x 194 mm\nincl. connectors and control elements: 206 x 71 x 211mm
- Weight
- 1800g without power supply
Manufacturer's Description — Pro-ject Audio Systems - USA
Versatile integrated amplifier
The compact powerhouse
The Stereo Box DS3 is our new reworked classical integrated stereo amplifier solution. It offers you one phono (MM & MC capable), three line and one Bluetooth® input. With its 150 watts per channel at 4 ohms you can easily power your favourite speakers.
The whole electronics are packed into a beautiful machined full aluminium case which protects it against outer interferences. The Stereo Box DS3 is handmade in Europe and available in an either black or silver finish.
Versatile input & output options
The Stereo Box DS3 offers you the following inputs:
- 1x Phono (MM or MC)
- 3x Line (CD player, tuner, etc.)
- 1x Bluetooth 5.0 AptX HD
Use your favourite headphones to privately enjoy your favourite tracks or connect your speakers with 4 mm banana plugs, spades or naked wires to the gold-plated speaker outputs. The variable RCA outputs also allows you to include a subwoofer or another power amplifier in your setup. Use the fixed output to distribute the audio signal to another device unaffected by the volume control to feed an audio recorder, for example. With the supplied remote control, you are able to analogue change the volume with the motor driven potentiometer and switch your input.
Designed & handmade in Europe
The new Stereo Box DS3 is carefully designed and handmade in Europe. Our goal is to develop a technically flawless device in a housing that is only as big as necessary to safe raw materials. Due to the timeless design & rigid aluminium casework, it is built for eternity. With high-quality materials and components, but also well-thought-out design, we want to be a pioneer in the industry.
Features
- NEW 2 x 150 watts at 4 ohms output power
- NEW BLUETOOTH® V5.0 - aptX, aptX HD, A2DP profile
- NEW Pro-Ject remote control included
- Analogue volume control with motor driven potentiometer
- Dual mono design principle
- 3x RCA line inputs
- Powerful 2 x 450mW at 32ohm headphone output
- Fixed & variable output for subwoofer or second zone amp
- Trigger In and Output
- Gold plated RCA connectors
- Rigid aluminium casing protects against interference
- Magnetic wooden side panels available separately
- Available in black or silver
- Made in Europe
Verified Dealers
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Authorized dealers for Pro-ject Audio Systems - USA Stereo Box DS3
- The Music Room — online and in-store — Erie, Colorado, United States (website)
- 110Hz — online and in-store — Kielce, Województwo świętokrzyskie, Poland (website)
- Aalen Hifi — in-store — Schwäbisch Gmünd, Baden-Wurtemberg, Germany (website)
- Abt Electronics — online and in-store — Glenview, Illinois, United States (website)
- Accent On Music — in-store — Mount Kisco, New York, United States (website)
- Accessories 4 less — online and in-store — Apopka, Florida, United States (website)
- Acoustic Sounds — online and in-store — Salina, Kansas, United States (website)
- Acoustic Streams — in-store — Lower Drift, England, United Kingdom (website)
- Acoustic Technologies — online and in-store — Montréal, Québec, Canada (website)
- Acoustica — online and in-store — Chester, England, United Kingdom (website)
and 348 more verified dealers