Pro-Ject Stereo Box DS3 Integrated Amplifier
- Free Mainland UK Shipping on orders over £100
- Official Hi-Fi Retailer since 1973
- Usually in stock and dispatched in 1-5 working days
We offer free delivery on all orders over £100 to mainland UK. Orders under £100 are subject to a £6.50 shipping charge.
Delivery is available across mainland UK. If you are located outside mainland UK and would like a shipping quote, please get in touch before placing your order.
We aim to dispatch in-stock items as soon as possible provided that we physically have the stock - but please note that sometimes we have to order from our supplier for certain products, in which case delivery should take place within 1-5 working days of the order being placed.
Tracking details or estimated delivery timescales will be provided once your order has been processed. If there are any delays due to stock availability, we will contact you as soon as possible with the option to wait or receive a full refund.
Please note that certain products may be subject to specific distance selling or delivery regulations. If you are unsure about a product or its delivery terms, we recommend contacting us before purchase.
You can cancel your order within 14 days of receiving your goods, in line with UK distance selling regulations. Once you’ve notified us, you have a further 14 days to return the item. Please contact us by email, phone or in writing before sending anything back.
Items must be returned in original condition and packaging, including all accessories, manuals and any promotional items. The cost of return is your responsibility and we strongly recommend insuring the goods, as refunds cannot be issued for damaged or incomplete returns. If items show excessive handling, are missing components, or cannot be resold as new, a reasonable deduction may be made.
Please note that used headphones (for hygiene reasons) and custom or special-order items cannot be returned. If you need assistance arranging a return, we’re always happy to help.
Product Summary
The Pro-Ject Stereo Box DS3 is a compact integrated amplifier designed for customers who want proper hi-fi amplification without the bulk of a traditional full-width amp. It is a strong option for customers building a neat, modern system but still wanting enough power, connectivity and control to partner real loudspeakers with confidence.
A big part of the appeal is the way it combines compact dimensions with serious flexibility. The Stereo Box DS3 includes an MM/MC phono input, three line inputs and Bluetooth 5.0 with aptX HD, making it easy to build a system around vinyl, traditional source components and wireless streaming alike. That makes it especially useful for customers who want one elegant amplifier to handle a wide mix of modern and analogue sources.
It is also designed to feel like a genuine hi-fi component rather than a convenience product. The dual mono design, analogue volume control with motor driven potentiometer and rigid full aluminium casework are all aimed at supporting cleaner sound and lower interference. For customers wanting a compact amplifier with strong output, broad connectivity and genuine system-building appeal, the Stereo Box DS3 is an excellent choice.
Key Benefits
- Compact design makes it easier to enjoy proper hi-fi amplification without taking over your rack or shelf space
- Strong output power helps it drive a wide range of speakers with confidence in normal living rooms
- Built-in MM and MC phono stage makes it easy to connect a turntable without needing an extra box
- Bluetooth 5.0 with aptX HD support gives you a higher-quality wireless music option alongside wired sources
- Three line inputs make it easy to connect CD players, streamers and other traditional hi-fi components
- Fixed and variable RCA outputs give you useful flexibility for adding a subwoofer, recorder or extra power amplifier
- Headphone output makes private listening simple without needing a separate headphone amp
- Full aluminium casing helps shield the electronics from interference and gives the amplifier a more premium feel
- 2 years manufacturers warranty, extended to 3 years if registered with Pro-Ject within 4 months of purchase
Technical Specifications
Amplifier Details
- Product Type: Integrated stereo amplifier
- Power Output: 2 x 150 W into 4 ohms / 2 x 80 W into 8 ohms (1% THD)
- Frequency Response: 20 Hz - 20 kHz (-0.1 dB to +0.3 dB)
- Signal to Noise Ratio: Greater than 98 dB, 105 dB A-weighted at 1 kHz
- Channel Separation: -73 dB at 10 kHz
- THD: Less than 0.01% at 10 W
- Phono Input: 1 x phono input, MM / MC compatible
- Phono Gain: MM 40 dB / MC 60 dB
- Phono Input Impedance: MM 47k ohms / MC 100 ohms
- Line Inputs: 3 x pair RCA
- Line Input Sensitivity: 860 mV
- Line Input Impedance: 50 kohms
- Bluetooth: Bluetooth 5.0, aptX, aptX HD, A2DP profile
- Outputs: 1 x pair variable RCA, 1 x pair fixed RCA
- Headphone Output: 2 x 450 mW at 32 ohms
- Speaker Outputs: 4 mm banana plugs, spades or bare wire
- Trigger: Trigger input and output
- Remote Control: Included, uses 2 x AAA batteries
- Power Supply: 36 V / 5.5 A DC, 100 - 240 V, 50 / 60 Hz
- Standby Power Consumption: Less than 0.5 W
- Colour Options: Black or silver
- Optional Side Panels: Magnetic wooden side panels available separately
- Made In: Europe
Weight & Dimensions
- Dimensions: 20.6 x 7.1 x 19.4 cm (W x H x D)
- Dimensions including connectors and controls: 20.6 x 7.1 x 21.1 cm (W x H x D)
- Weight: 1.8 kg without power supply
What’s in the Box
- Pro-Ject Stereo Box DS3 integrated amplifier
- Remote control
- External power supply
- Product documentation
