{"product_id":"audiophony-aio4125-multi-zone-dsp-amplifier","title":"Audiophony Aio4125 Multi-Zone DSP Amplifier","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e \u003cdiv class=\"\" data-turn-id-container=\"request-WEB:b31a80e7-2540-4cfe-a1c2-7ca2022a0293-7\" data-is-intersecting=\"true\"\u003e \u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:b31a80e7-2540-4cfe-a1c2-7ca2022a0293-7\" data-turn-id-container=\"request-WEB:b31a80e7-2540-4cfe-a1c2-7ca2022a0293-7\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e \u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e \u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e \u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e \u003cdiv data-message-author-role=\"assistant\" data-message-id=\"6323572d-b317-4703-919c-9af5dd8860ff\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5-thinking\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e \u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e \u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e \u003cp data-start=\"0\" data-end=\"11\"\u003eDescription\u003c\/p\u003e \u003cp data-start=\"13\" data-end=\"430\"\u003eThe AUDIOPHONY PA Aio4125 is a compact multi-zone DSP amplifier designed for professional installed audio systems requiring flexible routing, processing, and amplification from a single device. With four 125W amplifier channels, a 4x4 audio matrix, and switchable Lo-Z, Hi-Z, and bridge operation, it is ideal for public areas, commercial spaces, hospitality venues, retail environments, and multi-room installations.\u003c\/p\u003e \u003cp data-start=\"432\" data-end=\"740\"\u003eHoused in a 1U half-rack 19-inch format, the Aio4125 integrates mixing, DSP, matrix control, and Class D amplification into a highly space-efficient unit. Pascal UMAC™ amplifier modules provide reliable performance, while advanced DSP processing allows detailed control across input, zone, and output stages.\u003c\/p\u003e \u003cp data-start=\"742\" data-end=\"1105\"\u003eThe amplifier can be configured and managed through an intuitive HTML5 web interface via WiFi or Ethernet, with additional control available through AioCTL compatibility and GPIO connectivity. Its flexible input options, parametric EQ, crossover, compression, limiters, and FIR filtering make it a scalable solution for professional multi-zone audio distribution.\u003c\/p\u003e \u003cp data-start=\"1107\" data-end=\"1115\"\u003eFeatures\u003c\/p\u003e \u003cp data-start=\"1117\" data-end=\"2062\"\u003e4-channel multi-zone DSP amplifier\u003cbr\u003e4 x 125W output power at 4 Ohms\u003cbr\u003e2 x 250W output power at 100V bridge mode\u003cbr\u003e2 x 250W output power at 8 Ohms bridge mode\u003cbr\u003e4x4 amplified audio matrix\u003cbr\u003eSwitchable Lo-Z, Hi-Z, and bridge operating modes\u003cbr\u003eIntegrated mixing, DSP, matrix routing, and amplification\u003cbr\u003ePascal UMAC™ Class D amplifier modules\u003cbr\u003eTriple-level DSP processing for input, zone, and output control\u003cbr\u003e5-band and 10-band parametric EQ\u003cbr\u003eCrossover, compression, limiters, and FIR filtering\u003cbr\u003e4 analogue inputs with balanced Euroblock and unbalanced RCA connections\u003cbr\u003eAdjustable input sensitivity\u003cbr\u003eS\/PDIF digital input and output\u003cbr\u003eIntuitive HTML5 web interface\u003cbr\u003eWiFi and Ethernet control\u003cbr\u003eCompatible with AioCTL control systems\u003cbr\u003e8-pin GPIO connectivity\u003cbr\u003eCompact 1U half-rack 19-inch format\u003cbr\u003eIdeal for installations up to 4 zones\u003cbr\u003eProfessional scalable solution for public and commercial areas\u003cbr\u003eSupplied with power cable, Euroblock connectors, rubber feet, and documentation\u003c\/p\u003e \u003cp data-start=\"2064\" data-end=\"2078\"\u003eSpecifications\u003c\/p\u003e \u003cp data-start=\"2080\" data-end=\"3301\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eBrand : AUDIOPHONY PA\u003cbr\u003eProduct name : Aio4125\u003cbr\u003eProduct type : Multi-zone DSP amplifier\u003cbr\u003eAmplifier type : Class D\u003cbr\u003eAmplifier modules : Pascal UMAC™\u003cbr\u003eChannels : 4\u003cbr\u003eMatrix : 4 x 4\u003cbr\u003eOutput power at 4 Ohms : 4 x 125W\u003cbr\u003eOutput power at 100V bridge mode : 2 x 250W\u003cbr\u003eOutput power at 8 Ohms bridge mode : 2 x 250W\u003cbr\u003eOperating modes : Lo-Z, Hi-Z, Bridge\u003cbr\u003eInputs : 4 analogue inputs\u003cbr\u003eAnalogue input connections : Balanced Euroblock, unbalanced RCA\u003cbr\u003eInput sensitivity : Micro, -10dBu, +4dBu, +14dBu\u003cbr\u003eDigital audio : 1 x S\/PDIF input and output\u003cbr\u003eDSP processing : Input, zone, and output\u003cbr\u003eEqualisation : 5-band and 10-band parametric EQ\u003cbr\u003eDSP functions : Crossover, FIR 512 taps, compression, limiters\u003cbr\u003eTHD+N : \u0026lt; 0.05% from 20Hz to 20kHz\u003cbr\u003eSignal-to-noise ratio : \u0026gt; 106dB\u003cbr\u003eControl interface : HTML5 web interface\u003cbr\u003eNetwork control : WiFi and Ethernet\u003cbr\u003eExternal control : AioCTL compatible\u003cbr\u003eGPIO : 8-pin GPIO\u003cbr\u003eDisplay : No\u003cbr\u003eRack format : 19-inch 1U half-width rack\u003cbr\u003eRack units : 1U\u003cbr\u003ePower supply : 100 – 240V AC\u003cbr\u003eMaximum power consumption : 700W\u003cbr\u003eIP rating : Indoor\u003cbr\u003eEnergy label : No\u003cbr\u003eHousing colour : Black\u003cbr\u003eDimensions : 220 x 44 x 319 mm\u003cbr\u003eDimensions : 22 x 4.4 x 31.9 cm\u003cbr\u003eWeight : 2.8 kg\u003cbr\u003eSupplied accessories : Power cable, Euroblock connectors, rubber feet, documentation\u003c\/p\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003c\/div\u003e \u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e \u003cdiv class=\"text-center\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003c\/div\u003e \u003c\/div\u003e","brand":"Audiophony","offers":[{"title":"Default Title","offer_id":52798118166848,"sku":"161-H11854","price":1099.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/9322\/1184\/files\/91643241-e1b4-4b9e-a69e-41ac7664a967.jpg?v=1784067494","url":"https:\/\/www.simplysoundandlighting.co.uk\/products\/audiophony-aio4125-multi-zone-dsp-amplifier","provider":"Simply Sound and Lighting","version":"1.0","type":"link"}