--- product_id: 19471413 title: "FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack)" brand: "fospower" price: "$12.98" currency: USD in_stock: true category: "Fos Power" url: https://www.desertcart.us/products/19471413-fospower-3-5mm-male-to-female-auxiliary-stereo-audio-headphone store_origin: US region: United States of America --- # 4-Conductor TRRS for full audio + mic Ultra-Slim Design fits thick device cases 24k Gold-Plated Connectors for corrosion resistance FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack) **Brand:** fospower **Price:** $12.98 **Availability:** ✅ In Stock ## Summary > 🎧 Stay connected, sound flawless — wherever you go! ## Quick Answers - **What is this?** FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack) by fospower - **How much does it cost?** $12.98 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/19471413-fospower-3-5mm-male-to-female-auxiliary-stereo-audio-headphone) ## Best For - fospower enthusiasts ## Why This Product - Trusted fospower brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sleek & Slim:** Ultra-thin profile slips through even the thickest phone cases with ease. - • **Premium Durability:** 24k gold-plated connectors ensure long-lasting corrosion resistance and crystal-clear audio. - • **Smart Control Ready:** Supports volume, play/pause, calls, and voice commands like Siri & Google Assistant. - • **Universal Compatibility:** Works flawlessly with iPhones, Androids, tablets, speakers, and card readers. - • **Seamless Audio Extension:** Effortlessly extend your headphone reach without losing sound quality. ## Overview The FosPower 3.5mm Male to Female AUX Adapter features a 4-conductor TRRS design for full stereo audio and microphone support. Its ultra-slim build fits through thick device cases, while 24k gold-plated connectors resist corrosion for premium durability. Compatible with a wide range of devices including smartphones, tablets, speakers, and card readers, it supports smart controls and voice commands, making it the perfect audio extension for professionals on the move. ## Description Buy FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack): Adapters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - [MALE TO FEMALE] Connectors: TRRS mini-stereo (3.5mm) male to TRRS mini-stereo (3.5mm) female cable. - [LISTEN FROM A DISTANCE] Audio headphone jack extender adapter. - [SLIM DESIGN] Ultra-slim audio jack adapter extends the reach of any 3.5mm (1/8") cable/plug through THICK mobile device cases. - [PREMIUM BUILT CABLES] 24k gold plated connectors resist corrosion and reduce tarnish. - [COMPATIBILITY] Works with any device with a 3.5mm (1/8") headphone jack, including headsets with a microphone, credit card readers (such as Square/PayPal), and car/office/home audio systems. Volume control/play/pause/call/hang-up features are compatible, and voice commands such as "Siri" and "Ok Google" also work. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B016AHYRNW | | Best Sellers Rank | #29,461 in Electronics ( See Top 100 in Electronics ) #459 in Headphone Adapters | | Brand | FosPower | | Color | 01 Pack | | Compatible Devices | Cellular Phones, Headphone, MP3 Player, Tablet | | Connector Type | Auxiliary | | Customer Reviews | 4.4 4.4 out of 5 stars (4,337) | | Finish | Gold | | Item Dimensions | 2.5 x 0.06 x 2.19 inches | | Item Weight | 0.01 Pounds | | Manufacturer | FosPower | | Mfr Part Number | FOSCBL-2178-01 | | Model Number | FOSCBL-2178-01 | | Number of Items | 1 | | Number of Ports | 1 | | Package Quantity | 1 | | UPC | 813154021780 | | Unit Count | 1 Count | | Warranty Type | Limited | ## Product Details - **Brand:** FosPower - **Color:** 01 Pack - **Compatible Devices:** Cellular Phones, Headphone, MP3 Player, Tablet - **Connector Type:** Auxiliary - **Item dimensions L x W x H:** 2.5 x 0.06 x 2.19 inches ## Images ![FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack) - Image 1](https://m.media-amazon.com/images/I/51z0g4UKoQL.jpg) ![FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack) - Image 2](https://m.media-amazon.com/images/I/51O6kxiwQ4L.jpg) ![FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack) - Image 3](https://m.media-amazon.com/images/I/61-D-+2SJcL.jpg) ![FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack) - Image 4](https://m.media-amazon.com/images/I/61QMhunULHL.jpg) ![FosPower 3.5mm Male to Female Auxiliary Stereo Audio Headphone Jack AUX Adapter, 4-Conductor TRRS for iPhone, Smartphones, Tablets, Speakers, Microphone & Card Readers (1 Pack) - Image 5](https://m.media-amazon.com/images/I/61pkdVqqxJL.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.us/products/19471413-fospower-3-5mm-male-to-female-auxiliary-stereo-audio-headphone](https://www.desertcart.us/products/19471413-fospower-3-5mm-male-to-female-auxiliary-stereo-audio-headphone) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-23*