{"product_id":"arc-audio-x2-450-4-4-channel-amplifier","title":"ARC Audio X2 450.4 4-Channel Amplifier","description":"\u003ch2\u003eARC Audio X2 450.4 4-Channel Amplifier\u003c\/h2\u003e\u003cp\u003eThe ARC Audio X2 450.4 is a compact 4-channel Class-D amplifier for clean speaker upgrades, front and rear speaker systems, and practical daily-driver builds.\u003c\/p\u003e\u003cp\u003eAt SMS Car Audio, the X2 450.4 is a strong option when a customer needs reliable multi-channel power for a clean factory speaker upgrade or a simple amplified system without stepping into a larger DSP amplifier platform.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4-channel Class-D amplifier design.\u003c\/li\u003e\n\u003cli\u003eUseful for front\/rear speaker upgrades and basic multi-channel system builds.\u003c\/li\u003e\n\u003cli\u003eCan be bridged when a higher-power 2-channel layout is needed.\u003c\/li\u003e\n\u003cli\u003eGood fit for X2 speaker packages and practical sound-quality upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePower Configuration\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e85 watts x 4 channels at 4 ohms.\u003c\/li\u003e\n\u003cli\u003e125 watts x 4 channels at 2 ohms.\u003c\/li\u003e\n\u003cli\u003e250 watts x 2 channels bridged at 4 ohms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSMS System Planning Notes\u003c\/h3\u003e\u003cp\u003eThe X2 450.4 should be matched to the vehicle, speaker layout, wiring plan, and system goals. Final quotes may include installation labor, power wiring, signal integration, accessories, and vehicle-specific parts.\u003c\/p\u003e","brand":"ARC Audio","offers":[{"title":"Default Title","offer_id":51458156855529,"sku":"X2 450.4","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0311\/8134\/0811\/files\/arc-audio-x2-450-4_992168d2-fc45-442f-ac92-a271a997a61a.jpg?v=1782703796","url":"https:\/\/smscaraudio.com\/products\/arc-audio-x2-450-4-4-channel-amplifier","provider":"SMS Car Audio","version":"1.0","type":"link"}