--- product_id: 158036930 title: "ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio" brand: "andtobo" price: "¥1909" currency: JPY in_stock: true reviews_count: 13 category: "Andtobo" url: https://www.desertcart.jp/products/158036930-andtobo-3-5mm-to-1-4-adapter-pure-copper-headphone store_origin: JP region: Japan --- # 3.5mm male to 1/4 inch female compatibility Compact, travel-friendly design Pure copper for superior conductivity ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio **Brand:** andtobo **Price:** ¥1909 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your sound game—connect like a pro, anywhere, anytime! ## Quick Answers - **What is this?** ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio by andtobo - **How much does it cost?** ¥1909 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/158036930-andtobo-3-5mm-to-1-4-adapter-pure-copper-headphone) ## Best For - andtobo enthusiasts ## Why This Product - Trusted andtobo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug-and-Play Simplicity:** No drivers or converters needed; just pure analog audio fidelity without signal splitting or digital conversion. - • **Ultra-Portable Powerhouse:** Slim, lightweight design fits effortlessly in your tech arsenal—perfect for on-the-go professionals. - • **Crystal-Clear Audio Transmission:** Pure copper connectors ensure pristine, stable stereo sound with minimal signal loss. - • **Universal Pro Audio Compatibility:** Seamlessly connects headphones, studio monitors, mixers, and instruments across 3.5mm and 1/4 inch jacks. - • **Built to Last with Lifetime Warranty:** Durable gold-finished connectors backed by a lifetime warranty for worry-free, long-term use. ## Overview The ANDTOBO 3.5mm to 1/4 Adapter features pure copper connectors for enhanced audio clarity and stable stereo sound. Designed for professional and home audio setups, it connects 3.5mm devices to 1/4 inch inputs, supporting headphones, speakers, mixers, and instruments. Its compact, durable design with gold finish ensures portability and longevity, backed by a lifetime warranty. Ideal for millennials seeking flawless audio performance in studio, office, or travel environments. ## Description Buy ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio: Adapters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Attached to blue tooth Trans. Worked well - Good adapter use it to connect to Bluetooth transmitter and connect radio worked very well Review: Wonderful - This item literally changed my life. I just bought studio speakers for my win 10 desktop. I had to use an adapter with my headphones and I had one from early music days, a Radio Shack. I always wondered why the headphones sounded bad, it's the RS adapter. Then I plugged this one in and Presto ## Features - Pure Copper for Clearer Sound – Built with a pure copper audio connection for better conductivity than ordinary low-cost adapters, helping deliver cleaner, more stable stereo sound for daily listening and audio gear. - 3.5mm Male to 1/4 Female – Connect 6.35mm / 1/4 inch headphones, microphones, speakers, amps, mixers, keyboards, and other audio plugs to devices with a 3.5mm / 1/8 inch jack. - Made for More Audio Setups – Useful for home audio systems, studio equipment, music practice, keyboard setups, speaker connections, office devices, laptops, tablets, phones, and travel audio kits. - Compact and Easy to Carry – Small plug-in design fits easily in a bag, desk drawer, instrument case, or studio kit, giving you a quick connection without using a long cable or bulky converter. - Simple Compatibility Note – This adapter keeps the original audio signal type. Match TRS with TRS or TRRS with TRRS; it does not split audio or convert to USB, Bluetooth, or digital signals. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07V6GRH99 | | Best Sellers Rank | #29,891 in Electronics ( See Top 100 in Electronics ) #472 in Headphone Adapters | | Brand | ANDTOBO | | Color | 3.5mm Male to 1/4 Female -1PACK | | Compatible Devices | Speakers, Headphones, Guitar, Digital Piano, Amplifiers, Audio Mixer, Sound Console ect. | | Connector Type | Auxiliary | | Customer Reviews | 4.6 out of 5 stars 2,175 Reviews | | Finish | Gold | | Finish Type | Gold | | Input Voltage | 220 volts | | Item Dimensions | 2.36 x 0.39 x 0.39 inches | | Item Weight | 0.01 kg | | Item dimensions L x W x H | 2.36 x 0.39 x 0.39 inches | | Manufacturer | ANDTOBO | | Mfr Part Number | ANDTOBO-P102 | | Model Number | ANDTOBO-P102 | | Number of Items | 1 | | Number of Ports | 2 | | Package Quantity | 1 | | Power Plug Type | No Plug | | UPC | 778469926611 778469926871 | | Unit Count | 1 Count | | Warranty Type | Lifetime | ## Product Details - **Brand:** ANDTOBO - **Color:** 3.5mm Male to 1/4 Female -1PACK - **Compatible Devices:** Speakers, Headphones, Guitar, Digital Piano, Amplifiers, Audio Mixer, Sound Console ect. - **Connector Type:** Auxiliary - **Item dimensions L x W x H:** 2.36 x 0.39 x 0.39 inches ## Images ![ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio - Image 1](https://m.media-amazon.com/images/I/51ub9MwyBIL.jpg) ![ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio - Image 2](https://m.media-amazon.com/images/I/61APvsdcWlL.jpg) ![ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio - Image 3](https://m.media-amazon.com/images/I/61emOuF6LiL.jpg) ![ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio - Image 4](https://m.media-amazon.com/images/I/61Nd47fP8bL.jpg) ![ANDTOBO 3.5mm to 1/4 Adapter, Pure Copper Headphone Jack for Stereo Audio - Image 5](https://m.media-amazon.com/images/I/71F0aXIEGNL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Attached to blue tooth Trans. Worked well *by R***Z on May 10, 2026* Good adapter use it to connect to Bluetooth transmitter and connect radio worked very well ### ⭐⭐⭐⭐⭐ Wonderful *by J***B on August 13, 2025* This item literally changed my life. I just bought studio speakers for my win 10 desktop. I had to use an adapter with my headphones and I had one from early music days, a Radio Shack. I always wondered why the headphones sounded bad, it's the RS adapter. Then I plugged this one in and Presto ### ⭐⭐⭐⭐⭐ Works perfectly, snug connection *by R***N on December 31, 2025* Works perfectly. The connection is very tight on both ends. You need to really click it in but at least then you know you have a solid connection. Very satisfied with my purchase. ## Frequently Bought Together - ANDTOBO 3.5mm Male to 1/4'' Female Stereo Pure Copper Headphone Adapter,3.5mm(1/8'') Plug Male to 6.35mm (1/4'') Jack Female Stereo Adapter for Headphone, Amp Adapte, Black 1-Pack - ANDTOBO 1/4'' to 3.5 mm Stereo Pure Copper Headphone Adapter, 3.5 mm(1/8'') Plug Male to 6.35 mm (1/4'') Jack Female Stereo Adapter for Headphone, Amp Adapter, Black 2-Pack - Reloop RHP 10 Mono Professional One-Ear Headphone with 50mm Neodymium Driver, Black --- ## 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.jp/products/158036930-andtobo-3-5mm-to-1-4-adapter-pure-copper-headphone](https://www.desertcart.jp/products/158036930-andtobo-3-5mm-to-1-4-adapter-pure-copper-headphone) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-20*