{"product_id":"simaudio-moon-491-network-player-preamplifier","title":"Simaudio MOON 491 Network Player\/Preamplifier","description":"\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eThe control centre of a refined music system.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"top-c2\"\u003e\n\u003cdiv class=\"desc_logo\"\u003e\u003cimg src=\"https:\/\/simaudio.com\/wp-content\/uploads\/2025\/09\/Compass-Collection-Logo_v1_98px_Website_Product_Page.png\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"description\"\u003e\n\u003cp data-start=\"934\" data-end=\"1242\"\u003eThe MOON 491 brings together network playback, preamplification, digital-to-analog conversion, phono playback, and headphone listening in one premium component. Positioned at the heart of the Compass Collection, it is designed to handle digital and analog sources with precision, flexibility, and refinement.\u003c\/p\u003e\n\u003cp\u003eThe MOON 491 is built to manage digital and analog sources with precision, stability, and control.\u003c\/p\u003e\n\u003cp\u003eAt its core is MiND 2, MOON’s proprietary network streaming platform. The 491 uses the UPnP protocol, is Roon Ready, and supports Apple AirPlay, Bluetooth, Qobuz Connect, Spotify Connect, and TIDAL Connect. With the MOON MiND Controller app for iOS and Android, listeners can access major music services including Qobuz, TIDAL, Deezer, and Spotify.\u003c\/p\u003e\n\u003cp\u003eThe 491 also integrates MOON Hybrid Power, a proprietary power supply architecture designed to deliver ultra-stable, very low-noise DC power. Operating at switching frequencies beyond the audio band, it helps protect sensitive audio circuits and contributes to a lower noise floor.\u003c\/p\u003e\n\u003cp\u003eIts DAC section uses two ESS 9039Q2M converters in dual-mono mode, paired with a precision clock and a refined output stage. This architecture supports stable, precise, and detailed digital-to-analog conversion.\u003c\/p\u003e\n\u003cp\u003eAs with all MOON products, the 491 is backed by a 10-year warranty.\u003c\/p\u003e\n\u003cdiv class=\"columns design_features small-12 large-6\"\u003e\n\u003cdiv class=\"title\"\u003eDesign features\u003c\/div\u003e\n\u003cul\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp data-start=\"4797\" data-end=\"4822\"\u003eMHP – MOON Hybrid Power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp data-start=\"4854\" data-end=\"4896\"\u003eMiND 2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp\u003ePhono Stage with MM\/MC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp data-start=\"4965\" data-end=\"4995\"\u003eMOONLink on dual-Ethernet port\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp data-start=\"4824\" data-end=\"4852\"\u003eBead-blasted aluminum cheeks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp data-start=\"4898\" data-end=\"4918\"\u003eLarge colour display\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp data-start=\"4997\" data-end=\"5040\"\u003eUSB service port for direct firmware update\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp data-start=\"5042\" data-end=\"5081\"\u003eModular board for future upgradeability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"content_wrap\"\u003e\n\u003cp data-start=\"5083\" data-end=\"5133\"\u003eCRM-4 Remote Control and compatible with the BRM-1 Bluetooth remote control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"columns product_features small-12 large-6\"\u003e\n\u003cdiv class=\"title\"\u003eSpecifications\u003c\/div\u003e\n\u003cul\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eInput Sensitivity\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e0.3 V – 5 V\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eInput Impedance\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e22 kΩ\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eGain\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e10 dB\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eFrequency Response\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e10 Hz – 200 kHz +0.5\/-3.0 dB\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eTotal Harmonic Distortion + Noise\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e0.0004%\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eIntermodulation Distortion\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e0.0004%\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eSignal-to-Noise Ratio\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e120 dB\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eCrosstalk\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e–108 dB\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003ePower Consumption (Idle)\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e16 W\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003ePower Consumption (Full Power Standby)\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e14 W\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003ePower Consumption (Low Power Standby)\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e6 W\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eDimensions (width x height x depth)\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e16.9x3.5x14.1 in \/ 42.9x8.7x35.7 cm\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"row content_wrap has_right_title\"\u003e\n\u003cdiv class=\"left_title columns align-self-left flex-child-grow\"\u003eShipping Weight\u003c\/div\u003e\n\u003cdiv class=\"right_title columns align-self-right flex-child-shrink\"\u003e20 lbs \/ 9 kg\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Simaudio MOON","offers":[{"title":"Default Title","offer_id":48618406346907,"sku":null,"price":8800.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0442\/3193\/files\/square-image_1_71561a73-a301-4920-9bf3-bb5c1333ca92.jpg?v=1779376725","url":"https:\/\/executivestereo.ca\/products\/simaudio-moon-491-network-player-preamplifier","provider":"Executive Stereo","version":"1.0","type":"link"}