--- product_id: 308879857 title: "Ground Loop Noise Isolator | Noise Filter for Car Audio/Home Stereo System, 1 pack" brand: "smof" price: "₩45001" currency: KRW in_stock: true reviews_count: 5 category: "Smof" url: https://www.desertcart.kr/products/308879857-ground-loop-noise-isolator-noise-filter-for-car-audio-home store_origin: KR region: South Korea --- # Universal 3.5mm compatibility Compact & portable design Eliminates buzzing noise Ground Loop Noise Isolator | Noise Filter for Car Audio/Home Stereo System, 1 pack **Brand:** smof **Price:** ₩45001 **Availability:** ✅ In Stock ## Summary > 🔊 Elevate your sound game—ditch the buzz, keep the vibe! ## Quick Answers - **What is this?** Ground Loop Noise Isolator | Noise Filter for Car Audio/Home Stereo System, 1 pack by smof - **How much does it cost?** ₩45001 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/308879857-ground-loop-noise-isolator-noise-filter-for-car-audio-home) ## Best For - smof enthusiasts ## Why This Product - Trusted smof brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Simplicity:** No batteries, no charging—just plug into any AUX port and enjoy immediate noise isolation. - • **Ultra-Compact Powerhouse:** Sleek, lightweight design fits effortlessly in your car or home setup without clutter. - • **Buzz-Free Audio, Instantly:** Say goodbye to ground loop hum and static for crystal-clear sound every time. - • **Seamless Device Compatibility:** Works flawlessly with smartphones, laptops, tablets, and all 3.5mm audio devices. - • **Trusted Reliability & Support:** Backed by a 24-month replacement warranty and responsive 24/7 customer service. ## Overview The Smof Upgraded Ground Loop Noise Isolator is a compact, plug-and-play audio accessory designed to eliminate annoying buzzing and static caused by ground loop interference in car and home stereo systems. Featuring a universal 3.5mm connection, it instantly delivers clear, crisp sound without the need for batteries or charging. Lightweight and portable, it’s compatible with a wide range of devices including smartphones, laptops, and MP3 players. Supported by a 24-month warranty and dedicated customer service, it’s the perfect upgrade for any audio enthusiast seeking pristine sound quality. ## Description Smof Ground Loop Noise Isolator for Car Audio/Home Stereo System (Eliminate The Buzzing Noise Completely) with 3.5mm Audio Cable, Audio Isolation Transformer -1 Pack Review: ラパン２２に車載したアンプ用で成功 - ラパン２２の純正スピーカーと純正CDオーディオの裏から出したAUXで、DACコネクタを介してグーグルピクセルのＵＳＢ-Ｃから曲を聞いていました。 ラジオっぽい音だったので、5V駆動で3.5ｍｍの入出力が付いたのヘッドフォンアンプを入れました。 ラジオ感も減衰し、音の輪郭と圧も出て、良くはなったのですがどうも高音のシンバルなどのシャリシャリ感が否めず、ＥＱでトレブルをマイナスにして対処していました。 ですが、こちらの商品をヘッドフォンアンプとＣＤオーディオ間のＡＵＸに挟んだところ、全体的に音の分離がハッキリし、高音部のシャリシャリ感だとおもっていたものはノイズだったことが分かりました。それどころか全体的に霧の様にノイズがのっていたのでしょう。その霧が全体的に晴れて、スッキリクリアになりました。 おかげでＥＱのトレブルも下げ、マスターした時の音源に近い状態で聞けるようになりました。良い商品だと思います。 Review: Works Exactly As Described! - This product works perfectly! I use it to isolate noise when using my PC Line In or AUX IN in my car. I have bought three because they continue to serve me well. ## Features - 【UPGRADED GROUND LOOP NOISE ISOLATOR】 Eliminates groud loop interference that may occur when the audio source is connected to the playback device. Plugged this audio noise filter up and it instantly took the buzz/hum/static out of your car audio system/radio/home stereo/speakers. Give back the clean and clear music to you. - 【3.5MM CABLE CONNECTION】 Smof noise isolator works with any device that has a 3.5mm jack including smartphones, pc, laptop, tablets, mp3 player, or other speakers. - 【EXTREMELY SIMPLE OPERATION】 Plugged this ground loop isolator directly into the cars/speakers AUX port, then the aux cable into the audio source. You will see the change was instant! Completely solved the noise problem! This noise filter does not require charging and has no built-in battery. Extremely simple operation. - 【MORE PORTABLE SIZE】 In order not to take up your extra space,and meet your portable needs, Smof ground loop isolator 3.5mm is designed with ultra-small and lightweight size (2.36 * 0.7* 0.7IN). - 【PACKAGE CONTENTS】 Smof G01 audio isolation transformer, 1*3.5mm Audio Cable, User Manual, 24-Month Product Replacement Warranty and 24 hour Customers Service. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0171PQLB8 | | Best Sellers Rank | #146,564 in Electronics ( See Top 100 in Electronics ) #779 in Car Audio & Video Input Adapters | | Brand | Smof | | Built-In Media | 3.5mm Audio Cable, Ground loop noise isolator | | Color | Black | | Colour | Black | | Compatible Devices | Speaker | | Compatible devices | Speaker | | Connector Type | Auxiliary | | Connector type | Auxiliary | | Current Rating | 1 Amps | | Customer Reviews | 4.2 out of 5 stars 4,647 Reviews | | Finish | Matte | | Item Dimensions | 18 x 18 millimeters | | Item Type Name | Car Amplifier Noise Filters | | Item Weight | 9 Grams | | Item dimensions L x W x H | 18 x 18 millimeters | | Manufacturer | Smof | | Mfr Part Number | G01 | | Model Number | Smof G01 | | Nominal Power | 12 Watts | | Number of Items | 1 | | Number of Ports | 2 | | Package Quantity | 1 | | Power Plug Type | No Plug | | Smart Home Compatibility | Not Smart Home Compatible | | Specific Uses For Product | Speaker, Cell Phone, MP3 Player, Amplifier | | Specific uses for product | Speaker, Cell Phone, MP3 Player, Amplifier | | UPC | 701630401068 676351770864 | | Unit Count | 1 Count | | Warranty Type | Limited | ## Product Details - **Compatible devices:** Laptop, MP3 Player, Speaker - **Specific uses for product:** Speaker, Cell Phone, MP3 Player, Amplifier - **Connector type:** Auxiliary - **Colour:** Black - **Item dimensions L x W x H:** 11 x 7 x 1 centimeters ## Images ![Ground Loop Noise Isolator | Noise Filter for Car Audio/Home Stereo System, 1 pack - Image 1](https://m.media-amazon.com/images/I/61nP-AWfxLL.jpg) ## Questions & Answers **Q: Can it work with computer humming noise?Anybody used this way?** A: I would say yes. I've used mine in the car and with my portable speaker while charging my phone and it got rid of the buzz. Basically it just changes the frequency so it should work for that **Q: Does this work with my home stereo system when there is some current humming noise ?** A: It should work on on any audio system that uses a 3.5 mm stereo jack. I used it on my comuter and it works well. **Q: I have a bluetooth receiver and use it in my car,but sometimes there exist humming noise in the speaker,can this smof ground loop isolator solve this?** A: Yes,when you use a Bluetooth Car Kit/Receiver in your car,some cars may have some humming/buzzing noise caused by ground loop,Smof Ground Loop Isolator can eliminate the noise,help to enjoy pure music/audio. When you connect your phone with 3.5mm AUX audio cable to play music and charge your phone at the same time,there maybe noise too,also can use this isolator to work this out.Thanks for your question! **Q: Do you notice reduction of bass or sound? How well did it work for you? Thanks! I like the size but rather see more feedback.** A: It works with any device that has 3.5mm audio jacks, for your Car Audio System/Home Stereo, when grounding issues persist;Eliminate audio hum/buzz noise caused by ground loops.Also can be used with Bluetooth receiver adapter/Bluetooth car kit,help you enjoy the pure audio sound. ## Customer Reviews ### ⭐⭐⭐⭐⭐ ラパン２２に車載したアンプ用で成功 *by L***E on 16 June 2026* ラパン２２の純正スピーカーと純正CDオーディオの裏から出したAUXで、DACコネクタを介してグーグルピクセルのＵＳＢ-Ｃから曲を聞いていました。 ラジオっぽい音だったので、5V駆動で3.5ｍｍの入出力が付いたのヘッドフォンアンプを入れました。 ラジオ感も減衰し、音の輪郭と圧も出て、良くはなったのですがどうも高音のシンバルなどのシャリシャリ感が否めず、ＥＱでトレブルをマイナスにして対処していました。 ですが、こちらの商品をヘッドフォンアンプとＣＤオーディオ間のＡＵＸに挟んだところ、全体的に音の分離がハッキリし、高音部のシャリシャリ感だとおもっていたものはノイズだったことが分かりました。それどころか全体的に霧の様にノイズがのっていたのでしょう。その霧が全体的に晴れて、スッキリクリアになりました。 おかげでＥＱのトレブルも下げ、マスターした時の音源に近い状態で聞けるようになりました。良い商品だと思います。 ### ⭐⭐⭐⭐⭐ Works Exactly As Described! *by B***1 on 23 June 2026* This product works perfectly! I use it to isolate noise when using my PC Line In or AUX IN in my car. I have bought three because they continue to serve me well. ### ⭐⭐⭐⭐⭐ Perfecto, una excelente solución. *by H***L on 11 December 2025* Perfecto, funciona sin problemas. ## Frequently Bought Together - Smof Upgraded Ground Loop Noise Isolator, Noise Filter for Car Audio/Home Stereo System (Eliminate The Buzzing Noise Completely) with 3.5mm Audio Cable, Black - 2 Pack AUX Cable, (6.6ft/2m, Hi-Fi Sound) 3.5mm TRS Auxiliary Audio Cable Nylon Braided Cord Compatible with Car,Home Stereos,Speaker,iPod iPad,Headphones,Sony,Echo Dot,Beats (Grey) - Nanxudyj 3.5mm Audio Cable 6ft/1.8M, Stereo Aux 3.5mm to 3.5mm Cable 90 Degree Long Aux Cable Aux 3.5mm Male to Male Right Angle TRS Cable Compatible for Headphone,Tablets, Speakers, 24K Gold Plated --- ## 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.kr/products/308879857-ground-loop-noise-isolator-noise-filter-for-car-audio-home](https://www.desertcart.kr/products/308879857-ground-loop-noise-isolator-noise-filter-for-car-audio-home) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-07-30*