{"product_id":"sonos-amp-multi","title":"Sonos Amp Multi","description":"\u003ch1 class=\"product-details-full-content-header-title\" itemprop=\"name\"\u003eSonos Amp Multi - 8 x 125W of Power \/ Upto four zones\u003c\/h1\u003e\n\u003cp\u003eThe Sonos Amp Multi is built for professional installation, providing unmatched multi-zone flexibility with GaN and PFFB technology to completely redefine what an 8-channel amplifier can do.\u003c\/p\u003e\n\u003ch2\u003eFeatures:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEight channels of high-performance amplification in a single compact chassis\u003c\/li\u003e\n\u003cli\u003eConfigurable for up to four independent audio zones\u003c\/li\u003e\n\u003cli\u003e125 watts per channel at 8 ohms for confident, controlled sound\u003c\/li\u003e\n\u003cli\u003eAdvanced Gallium Nitride amplifier technology for efficiency and thermal stability\u003c\/li\u003e\n\u003cli\u003eProTune DSP with per-channel EQ, gain, delay and filtering\u003c\/li\u003e\n\u003cli\u003eOptimised DSP profiles for Sonos Architectural speakers\u003c\/li\u003e\n\u003cli\u003eNative Sonos streaming with intuitive app-based control\u003c\/li\u003e\n\u003cli\u003eEthernet and Wi-Fi connectivity for flexible system design\u003c\/li\u003e\n\u003cli\u003eSilent, fanless operation suitable for luxury residential environments\u003c\/li\u003e\n\u003cli\u003e1.5U rack-mount design with optional dedicated rack accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDeveloped to meet the evolving demands of high-end residential and commercial environments, Sonos Amp Multi redefines how distributed audio is delivered. With eight channels of amplification configurable across multiple zones, it enables integrators to design clean, centralised systems that power everything from open-plan living spaces and media rooms to outdoor areas and guest suites.\u003c\/p\u003e\n\u003cp\u003eAt its core, Amp Multi combines high-efficiency Gallium Nitride amplification with advanced DSP, ensuring consistent, refined performance even in complex speaker layouts. Each channel can be individually tuned using ProTune, allowing precise optimisation for room acoustics, speaker placement and listening preferences.\u003c\/p\u003e\n\u003cp\u003eDesigned with installation excellence in mind, the slim 1.5U chassis, quiet fanless operation and thoughtful rear-panel layout support clean, serviceable rack builds. Seamless integration with the Sonos platform ensures intuitive control for homeowners, while providing installers with powerful configuration tools that simplify commissioning and future system expansion.\u003c\/p\u003e\n\u003cp\u003eThe Amp Multi delivers 8 x 125W of power across up to four zones, leveraging advanced GaN technology and post-filter feedback (PFFB) for greater efficiency, clarity, and control. \u003c\/p\u003e\n\u003cp\u003eBacked by thousands of hours of research and engineering, Amp Multi was built from the ground up to streamline professional installation at every stage. It’s designed to support your workflows and help you deliver bespoke audio experiences with precision and efficiency.\u003c\/p\u003e\n\u003cp\u003eEach output can be assigned to any zone, giving you complete flexibility in system design. Users can easily change audio sources and content, ensuring a seamless, consistent experience.\u003c\/p\u003e\n\u003cp\u003eAdvanced GaN technology, Class D amplification, and post-filter feedback (PFFB) deliver exceptional audio quality with high efficiency. Its textured, thermally-optimised chassis enhances performance and durability all within a compact design built for the rack.\u003c\/p\u003e\n\u003cp\u003eDesigned specifically for Amp Multi, the 2U Rack Mount streamlines installations by reducing wasted space, maximising airflow, and keeping cable management clean.\u003c\/p\u003e\n\u003cp\u003eWhether on a shelf, credenza, or mounted to the wall, Amp Multi’s compact design and refined finish make it an elegant addition to any space. It looks just as polished in plain sight as it does tucked into a rack.\u003c\/p\u003e\n\u003cp\u003ePartner integrations offer seamless control of your Sonos system alongside all your compatible smart home devices.\u003c\/p\u003e\n\u003ch2\u003eSpecifications:\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eSpeaker Outputs\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e8 amplified outputs each independently configurable for stereo or mono\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e125 W per channel @ 8Ω (all channels driven)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eMinimum Impedance\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e2.67Ω with Sonos Architectural speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eDamping Factor\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;400 (ref. 8 ohms, 20 Hz to 1 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eAmplifier Technology\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003eClass D with GaN and PFFB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eTotal Harmonic Distortion\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.005% at 2.83Vrms-15Vrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e±0.5 dB, 15 Hz - 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eChannel Separation (Crosstalk)\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e-100dB at 1 kHz 2.83Vrms\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e-80dB at 10 kHz 2.83Vrms\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eSignal-to-Noise Ratio\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e114dB ref 125W into 8-Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eAnalogue Audio Input\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e2 x RCA inputs -10dB (stereo into one zone)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eUSB-C Analogue Audio Input\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e44.1 kHz \/ 16 bit (stereo into any zone)\u003cbr\u003eRequires Sonos Line-In Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eProTune\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e10-band parametric EQ with ±15dB gain, Q, and frequency control\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOption for high-shelf, low-shelf, and bell filter types.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGain trim: -15 - +5 dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDelay: 0 - 50ms\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHighpass: 15-100Hz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAll available on per-channel basis\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eOptimise Sonos Speakers\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003eWhen selected in the Sonos app, Optimise Sonos Speakers allows Amp Multi to recognise Sonos Architectural speakers, then applies custom tuning and DSP to provide more robust sound with a more even frequency response, optimising system performance and ensuring stable operation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eWired Networking Interface\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e100BaseTX, Ethernet RJ45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eWireless Networking Interface\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003eCompatible with WiFi 6. Connect to Wi-Fi with any 802.11a\/b\/g\/n\/ac\/ax 2.4 GHz\/5 GHz broadcast-capable router.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eLEDs\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003eFront: Device status\u003cbr\u003eRear: Device status, output status (x8), RJ45 status light\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e5.4 W (idle)\u003cbr\u003e180 W (all channels driven at 1\/8 output power, 8 Ohms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003eAuto-switching 100-240V 50\/60Hz 10A AC universal input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eDimensions (Single Unit)\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003eHeight: 64.5mm \/ 2.52\"\u003cbr\u003eWidth: 436.8mm \/ 17.2\"\u003cbr\u003eDepth: 265.2mm \/ 10.44\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eDimensions (with 2U Rack Mount)\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003eHeight: 82.3mm \/ 3.47\"\u003cbr\u003eWidth: 483mm \/ 19.01\"\u003cbr\u003eDepth: 265.2mm \/ 10.44\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e11.16 lbs (5.06 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tf\"\u003e\u003cstrong\u003eBox Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSonos Amp Multi\u003cbr\u003ePower Cable Length: 6 ft (2 m)\u003cbr\u003eSonos Banana Plugs Set of eight (8)\u003cbr\u003eQuickstart Guide and legal\/warranty information\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Sonos","offers":[{"title":"Default Title","offer_id":57762873114956,"sku":"SONOSAMP","price":3500.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1053\/6891\/2204\/files\/2c3b44671797313488b44d7d8a9210edd02a7cbe-2048x2048.avif?v=1781106427","url":"https:\/\/www.stoneaudio.co.uk\/products\/sonos-amp-multi","provider":"Stone Audio","version":"1.0","type":"link"}