{"product_id":"alpine-sku-kta-450-compact-4-channel-car-amplifier","title":"Alpine KTA-450 | Compact 4-channel car amplifier","description":"\u003ch4\u003eProduct highlights:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFeatured in our article: Best 4 - channel car amplifiers for 2025\u003c\/li\u003e\n\u003cli\u003e4-channel car amplifier\n\u003cul\u003e\n\u003cli\u003e50 watts RMS x 4 at 4 ohms (45 watts RMS x 4 at 2 ohms)\u003c\/li\u003e\n\u003cli\u003e100 watts RMS x 2 bridged at 4 ohms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eCTA-2006 compliant\u003c\/li\u003e\n\u003cli\u003eDynamic Peak Power (DPP) technology adds a burst of power when needed\u003c\/li\u003e\n\u003cli\u003eselectable high-pass filters (60, 80, 120 Hz at 12 dB\/octave) on front and rear channels\u003c\/li\u003e\n\u003cli\u003epreamp and speaker-level inputs\u003c\/li\u003e\n\u003cli\u003eselectable 2- or 4-channel input\u003c\/li\u003e\n\u003cli\u003ePowerStack bracket included for mounting amp behind Alpine iLX-W650 (#500ILXW650) or iLX-407 (#500ILX407) digital multimedia receiver\u003c\/li\u003e\n\u003cli\u003ewiring, hardware, and fuse not included with amplifier\n\u003cul\u003e\n\u003cli\u003e12-gauge power and ground leads and a 20A fuse recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003edimensions: 7\"W x 1-3\/8\"H x 3-9\/16\"D\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Alpine","offers":[{"title":"Default Title","offer_id":47530178773242,"sku":null,"price":299.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4470\/3482\/files\/AlpineKTA-4501__03024.1695633864.jpg?v=1786563237","url":"https:\/\/store.stereoshopusa.com\/products\/alpine-sku-kta-450-compact-4-channel-car-amplifier","provider":"The Stereo Shop","version":"1.0","type":"link"}