{"product_id":"soundigital-xp-400-4","title":"SounDigital XP 400.4","description":"\u003cp data-start=\"54\" data-end=\"466\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cbr\u003eThe SounDigital XP 400.4 was developed for high-end car audio systems that prioritize compact dimensions, high efficiency, and precise sound. Despite its extremely space-saving enclosure, this 4-channel amplifier delivers impressive output power and is ideal for driving front and rear speakers or, in bridge mode, powering a subwoofer\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp data-start=\"468\" data-end=\"903\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eThe XP Series’ modern Class D technology ensures high efficiency, low heat generation, and reliable performance—even during extended listening sessions. Thanks to variable high-pass and low-pass filters, the amplifier can be optimally adapted to different speaker and subwoofer configurations. Both RCA and high-level inputs allow for seamless integration into aftermarket and factory radios\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp data-start=\"905\" data-end=\"1151\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eWith its outstanding signal-to-noise ratio, high damping factor, and compact design, the XP 400.4 is an excellent choice for high-performance audio upgrades in spaces with limited installation room\u003c\/strong\u003e\u003c\/span\u003e.\u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cspan data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-section-id=\"vdeyho\" data-start=\"1153\" data-end=\"1173\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-start=\"1175\" data-end=\"2230\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1f9iz7\" data-start=\"1175\" data-end=\"1203\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e4-Channel Class-D Amplifier\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"tcph7z\" data-start=\"1204\" data-end=\"1242\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS power at 4 Ω: 4 × 66 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"v04dw8\" data-start=\"1243\" data-end=\"1282\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS power at 2 Ω: 4 × 100 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"cfgnc7\" data-start=\"1283\" data-end=\"1331\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS power (bridged at 8 Ω): 2 × 132 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"10vyuo9\" data-start=\"1332\" data-end=\"1380\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS power (bridged at 4 Ω): 2 × 200 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1jvtmob\" data-start=\"1381\" data-end=\"1417\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eCTA-2006-compliant performance specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"b3l8so\" data-start=\"1418\" data-end=\"1459\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eFrequency response: 5 Hz – 36 kHz (-3 dB)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"4khfzh\" data-start=\"1460\" data-end=\"1499\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eHigh-pass filter (HPF): 45–850 Hz\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1kj74u3\" data-start=\"1500\" data-end=\"1539\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eLow-pass filter (LPF): 45–850 Hz\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"mxw2g8\" data-start=\"1540\" data-end=\"1582\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eFilter slope: 12 dB\/octave\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1su6ibm\" data-start=\"1583\" data-end=\"1616\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eBass boost: not available\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"14s650\" data-start=\"1617\" data-end=\"1660\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSignal-to-noise ratio (SNR): 96 dB\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"19ngzap\" data-start=\"1661\" data-end=\"1687\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDamping factor: 200\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1bhohsh\" data-start=\"1688\" data-end=\"1739\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRCA input sensitivity: 0.2 – 2.0 volts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"qu1i4n\" data-start=\"1740\" data-end=\"1795\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eHigh-level input sensitivity: 1.5 – 15 volts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"785b0\" data-start=\"1796\" data-end=\"1831\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eOperating voltage: 9–16 volts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"d25b50\" data-start=\"1832\" data-end=\"1856\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eEfficiency: 83%\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"17vo8dz\" data-start=\"1857\" data-end=\"1890\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eCurrent consumption (music): 17 A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"s2uh9i\" data-start=\"1891\" data-end=\"1925\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMaximum current draw: 34 A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"160ybqo\" data-start=\"1926\" data-end=\"1958\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRecommended fuse: 20 A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"7xy2pc\" data-start=\"1959\" data-end=\"1998\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRecommended minimum battery capacity: 40 Ah\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"nj74fg\" data-start=\"1999\" data-end=\"2038\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePower supply connection: 10 mm²\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"jk41or\" data-start=\"2039\" data-end=\"2080\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSpeaker terminals: 2 × 1.5 mm²\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"8k5szz\" data-start=\"2081\" data-end=\"2112\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRemote connection: 1.5 mm²\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1soaez1\" data-start=\"2113\" data-end=\"2165\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDimensions (L × W × H): 113 × 119.3 × 50.8 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"108l9ct\" data-start=\"2166\" data-end=\"2230\" data-is-last-node=\"\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eWeight: \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong data-end=\"2192\" data-start=\"2177\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eapprox. 0.58 kg\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SounDigital","offers":[{"title":"Individually","offer_id":51926761046283,"sku":null,"price":269.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/8063\/0283\/files\/22_048baa6d-cd94-4cea-8697-aa79d95e50bc.jpg?v=1752512906","url":"https:\/\/mtiudio.com\/en\/products\/soundigital-xp-400-4","provider":"MT Audio Shop","version":"1.0","type":"link"}