{"product_id":"pro-ject-pre-box-s3","title":"Pro-Ject Pre Box S3","description":"\u003cstyle\u003e\n  .hb-tabs { margin: 18px 0; border: 1px solid rgba(0,0,0,0.12); border-radius: 10px; overflow: hidden; }\n  .hb-tabs input { display: none; }\n  .hb-tab-labels { display: flex; gap: 0; border-bottom: 1px solid rgba(0,0,0,0.12); background: rgba(0,0,0,0.03); }\n  .hb-tab-labels label {\n    flex: 1;\n    padding: 12px 14px;\n    cursor: pointer;\n    font-weight: 600;\n    text-align: center;\n    user-select: none;\n  }\n  .hb-panels { padding: 14px 16px; background: #fff; }\n  .hb-panel { display: none; }\n\n  #hb-preboxs3-tab-1:checked ~ .hb-tab-labels label[for=\"hb-preboxs3-tab-1\"],\n  #hb-preboxs3-tab-2:checked ~ .hb-tab-labels label[for=\"hb-preboxs3-tab-2\"] {\n    background: #fff;\n    border-bottom: 2px solid rgba(0,0,0,0.65);\n  }\n\n  #hb-preboxs3-tab-1:checked ~ .hb-panels #hb-preboxs3-panel-1,\n  #hb-preboxs3-tab-2:checked ~ .hb-panels #hb-preboxs3-panel-2 {\n    display: block;\n  }\n\n  .hb-panels h3 { margin: 18px 0 12px; font-size: 1.05em; }\n  .hb-panels p { margin: 20px 0 6px; }\n  .hb-panels ul { margin: 8px 0 20px 18px; }\n\u003c\/style\u003e\n\n\u003cdiv class=\"hb-tabs\"\u003e\n\u003cinput checked id=\"hb-preboxs3-tab-1\" name=\"hb-preboxs3-tabs\" type=\"radio\"\u003e\n\u003cinput id=\"hb-preboxs3-tab-2\" name=\"hb-preboxs3-tabs\" type=\"radio\"\u003e\n\n\u003cdiv class=\"hb-tab-labels\"\u003e\n\u003clabel for=\"hb-preboxs3-tab-1\"\u003eProduct Summary \u0026amp; Benefits\u003c\/label\u003e\n\u003clabel for=\"hb-preboxs3-tab-2\"\u003eTech Specs \u0026amp; Box Contents\u003c\/label\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hb-panels\"\u003e\n\n\u003cdiv id=\"hb-preboxs3-panel-1\" class=\"hb-panel\"\u003e\n\u003ch3\u003eProduct Summary\u003c\/h3\u003e\n\n\u003cp\u003eThe Pro-Ject Pre Box S3 is a compact stereo preamplifier designed for customers who want one neat control centre for a modern hi-fi system. It is a strong option for customers who want to combine analogue, digital and wireless sources in one small component without losing the feel of a proper separates setup.\u003c\/p\u003e\n\n\u003cp\u003eA big part of the appeal is the flexibility it offers. The Pre Box S3 includes MM phono, line-level analogue input, optical and coaxial digital inputs, HDMI eARC for TV sound and Bluetooth 5.0 with aptX HD, making it easy to build a system around vinyl, streaming devices, television audio and more. That makes it especially attractive for customers who want a compact preamp that can sit at the centre of a mixed modern system.\u003c\/p\u003e\n\n\u003cp\u003eIt is also designed to be useful beyond simple source switching. With a variable RCA output for your power amplifier, a fixed line output, a dedicated subwoofer output and a headphone output, the Pre Box S3 gives you a lot of real-world system flexibility in a very compact chassis. For customers wanting a small but very capable preamplifier with broad connectivity and genuine hi-fi usability, the Pre Box S3 is an excellent choice.\u003c\/p\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompact control-centre design makes it easier to build a full hi-fi system without using a large full-width preamp\u003c\/li\u003e\n\u003cli\u003eMM phono input makes it easy to connect a turntable without needing a separate phono stage\u003c\/li\u003e\n\u003cli\u003eOptical, coaxial and eARC inputs make it a practical hub for TVs, CD transports and other digital sources\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.0 with aptX HD adds a higher-quality wireless listening option alongside wired sources\u003c\/li\u003e\n\u003cli\u003eVariable RCA output makes it easy to partner with a power amplifier or active speakers\u003c\/li\u003e\n\u003cli\u003eFixed line output and dedicated subwoofer output add useful flexibility for broader system building\u003c\/li\u003e\n\u003cli\u003eHeadphone output makes private listening simple without needing a separate headphone amp\u003c\/li\u003e\n\u003cli\u003eStrong choice for customers wanting a compact preamp with modern connectivity and genuine hi-fi flexibility\u003c\/li\u003e\n\u003cli\u003e2 years manufacturers warranty, extended to 3 years if registered with Pro-Ject within 4 months of purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"hb-preboxs3-panel-2\" class=\"hb-panel\"\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003ePreamplifier Details\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: Stereo preamplifier\u003c\/li\u003e\n\u003cli\u003eAnalogue Inputs: 1 x phono MM, 1 x line RCA\u003c\/li\u003e\n\u003cli\u003eDigital Inputs: 1 x optical, 1 x coaxial, 1 x HDMI eARC\u003c\/li\u003e\n\u003cli\u003eWireless Connectivity: Bluetooth 5.0 with aptX HD\u003c\/li\u003e\n\u003cli\u003eOutputs: Variable RCA output, fixed line output, subwoofer output, headphone output\u003c\/li\u003e\n\u003cli\u003eFunction: Central control unit for analogue, digital and wireless sources\u003c\/li\u003e\n\u003cli\u003eUse Case: Suitable for turntables, streaming devices, CD transports and TV audio\u003c\/li\u003e\n\u003cli\u003eColour Options: Silver or black\u003c\/li\u003e\n\u003cli\u003eMade In: Europe\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWeight \u0026amp; Dimensions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 20.6 x 7.2 x 15.3 cm (W x H x D)\u003c\/li\u003e\n\u003cli\u003eWeight: 1.08 kg without power supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePro-Ject Pre Box S3 preamplifier\u003c\/li\u003e\n\u003cli\u003eRemote control\u003c\/li\u003e\n\u003cli\u003ePower supply\u003c\/li\u003e\n\u003cli\u003eProduct documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Pro-Ject","offers":[{"title":"Silver","offer_id":57914475250051,"sku":null,"price":499.0,"currency_code":"GBP","in_stock":true},{"title":"Black","offer_id":57914475282819,"sku":null,"price":499.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0160\/4606\/3670\/files\/Untitled_3500x3500px_-2026-04-28T132615.398.png?v=1777379195","url":"https:\/\/www.holburnonline.co.uk\/products\/pro-ject-pre-box-s3","provider":"Holburn Online","version":"1.0","type":"link"}