--- product_id: 435724603 title: "Speaker High Level Input Plug 4-Pin Compatible with Alpine Amplifier MRV MRP V12 V-Power Flex" brand: "yongjiangxia" price: "80 zł" currency: PLN in_stock: true reviews_count: 8 category: "Yongjiangxia" url: https://www.desertcart.pl/products/435724603-speaker-high-level-input-plug-4-pin-compatible-with-alpine store_origin: PL region: Poland --- # 12V power compatibility 4-pin universal plug Oxygen-free copper wiring Speaker High Level Input Plug 4-Pin Compatible with Alpine Amplifier MRV MRP V12 V-Power Flex **Brand:** yongjiangxia **Price:** 80 zł **Availability:** ✅ In Stock ## Summary > 🔊 Elevate your ride’s sound—no RCA, no limits! ## Quick Answers - **What is this?** Speaker High Level Input Plug 4-Pin Compatible with Alpine Amplifier MRV MRP V12 V-Power Flex by yongjiangxia - **How much does it cost?** 80 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/435724603-speaker-high-level-input-plug-4-pin-compatible-with-alpine) ## Best For - yongjiangxia enthusiasts ## Why This Product - Trusted yongjiangxia brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Premium Signal Quality:** Oxygen-free copper ensures crystal-clear audio transmission. - • **Plug & Play Convenience:** 4-pin harness designed for quick, hassle-free installation. - • **Universal Brand Compatibility:** Works flawlessly with top brands like Alpine, Sony, Pioneer, and more. - • **Future-Proof Your Sound System:** Perfect for head units lacking RCA outputs—upgrade without limits. - • **Seamless Factory Stereo Integration:** Connect your stock head unit to high-end amps without RCA cables. ## Overview This 4-pin speaker level input harness by YONGJIANGXIA enables seamless connection between factory stereos and a wide range of amplifiers including Alpine MRV, MRP, V12, and V-Power Flex models. Crafted with oxygen-free copper and designed for 12V systems, it eliminates the need for RCA cables, making it ideal for head units without RCA outputs. Lightweight and easy to install, it supports 4 audio channels and comes with a 1-year warranty, ensuring premium sound quality and reliable performance. ## Description This is a speaker level input harness for DIAMOND AUDIO, HERTZ, BOSTON ACOUSTICS, CLARION, FOCAL, HERTZ, INFINITY, KENWOOD, MTX, PIONEER, POLK AUDIO, ROCKFORD FOSGATE, SONY, LANZAR, RE AUDIO and many other brand amplifiers. This allows you to connect your factory stereo to your amplifier without RCA cables. It can also be used with head units that don't have an RCA output. If you have any questions feel free to message me and I will tell you if it is compatible with your amplifier. Review: good - good Review: Sony Xplode - Works great on Sony amp. ## Features - This is a speaker level input harness for DIAMOND AUDIO, HERTZ, BOSTON ACOUSTICS, CLARION, FOCAL, HERTZ, INFINITY, KENWOOD, MTX, PIONEER, POLK AUDIO, ROCKFORD FOSGATE, SONY, LANZAR, RE AUDIO and many other brand amplifiers. This allows you to connect your factory stereo to your amplifier without RCA cables. It can also be used with head units that don't have an RCA output. If you have any questions feel free to message me and I will tell you if it is compatible with your amplifier. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09Y2ZLYWS | | Best Sellers Rank | #16 in Car Speaker Wiring Harnesses | | Brand Name | YONGJIANGXIA | | Customer Reviews | 4.5 4.5 out of 5 stars (149) | | Included Components | NO | | Item Weight | 0.02 Kilograms | | Manufacturer | Sky International | | Material Type | Oxygen-Free Copper, PVC or TPE | | Model | ALP-4PIN | | Mounting Type | Freestanding | | Number of Channels | 4 | | UPC | 735133658810 | | Voltage | 12 Volts | | Warranty Description | 1 YEAR | ## Product Details - **Brand:** YONGJIANGXIA - **Manufacturer:** Sky International - **Mounting Type:** Freestanding - **Number of Channels:** 4 - **Voltage:** 12 Volts ## Images ![Speaker High Level Input Plug 4-Pin Compatible with Alpine Amplifier MRV MRP V12 V-Power Flex - Image 1](https://m.media-amazon.com/images/I/31B89XhStdL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ good *by Y***I on August 24, 2025* good ### ⭐⭐⭐⭐⭐ Sony Xplode *by C***. on February 27, 2025* Works great on Sony amp. ### ⭐⭐⭐⭐⭐ A tiempo *by E***S on March 17, 2025* Excelente producto ## Frequently Bought Together - YONGJIANGXIA Speaker High Level Input Plug 4-Pin Compatible with Alpine Amplifier MRV MRP V12 V-Power Flex - BOSS Audio Systems KIT2 8 Gauge Complete Car Amplifier Installation Wiring Kit with Power Cables, Ground Cables, Turn-On Wire, Speaker Wire, Terminals - Universal Bass Control Knob, 3.5m/11.48ft Bass Volume Knob with Extension Cable for Car Amplifier --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/435724603-speaker-high-level-input-plug-4-pin-compatible-with-alpine](https://www.desertcart.pl/products/435724603-speaker-high-level-input-plug-4-pin-compatible-with-alpine) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-22*