{"product_id":"pac-ap4ch21","title":"PAC PAC-AP4CH21 Amplifier Integration Interface for Select Chrysler, Dodge, Jeep, and RAM vehicles with amplified sound systems","description":"\u003cp\u003eGet the most out of your system with the PAC PAC-AP4CH21.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cp\u003eAmpPRO simplifies the installation of upgraded amplifiers in data-bus-controlled amplified sound systems. With AmpPRO, you can improve audio performance while keeping an original radio’s fit, finish, and features.\u003c\/p\u003e \u003ch5\u003e\u003cstrong\u003eCOMPATIBILITY: \u003c\/strong\u003e\u003c\/h5\u003e \u003cp\u003eThis product is compatible with data-bus-controlled amplified systems only. To identify these systems, look for logos on door speakers, tweeters, dash speakers, or the subwoofer to confirm if the vehicle has a compatible amplified system: Alpine, Beats, or Harman Kardon. Vehicle manufacturers do not always brand compatible systems. Unbranded amplified systems are generally identified by locating a center channel speaker or subwoofer.\u003c\/p\u003e \u003ch5\u003e\u003cstrong\u003eBENEFITS:\u003c\/strong\u003e\u003c\/h5\u003e \u003cul\u003e \u003cli\u003eSimplifies amplifier installation\u003c\/li\u003e \u003cli\u003eIt prevents the need for summing and DSP devices\u003c\/li\u003e \u003cli\u003eProvides factory sound system upgrade solution\u003c\/li\u003e \u003c\/ul\u003e \u003ch5\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/h5\u003e \u003cul\u003e \u003cli\u003eIt can be used to upgrade the entire sound system or just part of it, thanks to the original amplifier's retention.\u003c\/li\u003e \u003cli\u003eEnables the addition of a subwoofer system to the original sound system\u003c\/li\u003e \u003cli\u003eVariable volume, fade, balance, bass, mid and treble audio settings\u003c\/li\u003e \u003cli\u003eFront, rear, sub preamp outputs (5 volt RMS)\u003c\/li\u003e \u003cli\u003eProvides flat audio output for a solid audio foundation\u003c\/li\u003e \u003cli\u003eCustomized OE bass, mid and treble center frequency selection\u003c\/li\u003e \u003cli\u003eRetains uConnect, Bluetooth audio, and all warning chimes\u003c\/li\u003e \u003cli\u003ePlug \u0026amp; play installation\u003c\/li\u003e \u003cli\u003eSublevel controller\u003c\/li\u003e \u003cli\u003eOptional TOSLINK optical output (\u003cstrong\u003eAPA-TOS1\u003c\/strong\u003e sold separately)\u003c\/li\u003e \u003c\/ul\u003e \u003ch5\u003e \u003cstrong\u003eINCLUDES:\u003c\/strong\u003e\u003cbr\u003e \u003c\/h5\u003e \u003cul\u003e \u003cli\u003eAmpPRO module\u003c\/li\u003e \u003cli\u003e22-pin harness (MS-CAN)\u003c\/li\u003e \u003cli\u003eBass knob\u003c\/li\u003e \u003cli\u003eKnob harness\u003c\/li\u003e \u003cli\u003eManual\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eAlso available for fast, easy install: \u003cstrong\u003eAPH-CH01\u003c\/strong\u003e harness (sold separately)\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUPC: \u003c\/strong\u003e609098819961\u003c\/p\u003e\u003ch3\u003eWhy buy from Stereo-Needs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFree shipping on every order\u003c\/li\u003e\n\u003cli\u003eFamily business with 20+ years selling car audio and 429,000+ items sold on eBay (99.9% positive)\u003c\/li\u003e\n\u003cli\u003eNot sure it fits your vehicle or system? Call or text 951-497-3497 before you order\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PAC","offers":[{"title":"Default Title","offer_id":67692915720301,"sku":"PAC-AP4CH21","price":329.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0841\/0657\/5981\/files\/ap4-ch21_92e92f8b-9627-4f76-a130-d5a128fd3bf2.jpg?v=1791611947","url":"https:\/\/stereoneeds.com\/products\/pac-ap4ch21","provider":"Stereo-Needs","version":"1.0","type":"link"}