---
product_id: 21848753
title: "Sennheiser 1/4\" Adapter - 549346 Authentic Genuine 6.35mm Adapter Jack - 3.5mm (1/8 Inch) to (1/4 Inch)"
brand: "sennheiser"
price: "$32.80"
currency: USD
in_stock: true
reviews_count: 13
category: "Sennheiser"
url: https://www.desertcart.ec/products/21848753-sennheiser-1-4-adapter-549346-authentic-genuine-6-35mm-adapter
store_origin: EC
region: Ecuador
---

# Perfect 3.5mm to 6.35mm fit Flawless metal machining Durable OEM genuine build Sennheiser 1/4" Adapter - 549346 Authentic Genuine 6.35mm Adapter Jack - 3.5mm (1/8 Inch) to (1/4 Inch)

**Brand:** sennheiser
**Price:** $32.80
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your audio chain with the adapter that audiophiles swear by!

## Quick Answers

- **What is this?** Sennheiser 1/4" Adapter - 549346 Authentic Genuine 6.35mm Adapter Jack - 3.5mm (1/8 Inch) to (1/4 Inch) by sennheiser
- **How much does it cost?** $32.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/21848753-sennheiser-1-4-adapter-549346-authentic-genuine-6-35mm-adapter)

## Best For

- sennheiser enthusiasts

## Why This Product

- Trusted sennheiser brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless Signal Flow:** Experience zero static or crackling with premium contact precision.
- • **Precision Machined Grip:** Enjoy a satisfying snap-in connection with a knurled pattern for effortless handling.
- • **Universal Compatibility:** Works flawlessly across a wide range of Sennheiser headphones and amps.
- • **Threaded Screw-On Security:** Never lose your adapter thanks to the smart screw-on design for Sennheiser cables.
- • **Audiophile-Grade Reliability:** Engineered to maintain pure, uncolored audio transmission for your high-end gear.

## Overview

The Sennheiser 1/4" Adapter (model 549346) is a genuine OEM cable adapter converting 3.5mm TRS female to 6.35mm TRS male, designed for flawless, noise-free audio transmission. Built with precision-machined metal and a screw-on feature for secure connection, it ensures durability and perfect fit across numerous Sennheiser headphone models, eliminating static and signal loss for a pristine listening experience.

## Description

Ensure the longevity of your Sennheiser product with these Genuine Sennheiser OEM Cable Adapters. This product is compatible with the following models: EH 1430, EH 150, EH 250, EH 350, HD 201, HD 202, HD 207, HD 212 Pro, HD 33,HD 420,HD 420 SL,HD 425,HD 430,HD 437,HD 440 II,HD 442 II,HD 457,HD 477,HD 497,HD 50 TV,HD 60 TV,HD 62 TV, IS 410 TV, MM 400, MM 450, MM 550, PX 210 BT, PX 360, PX 360 BT, PXC 150, PXC 300, PXC 310, PXC 310 BT, PXC 350, PXC 360, PXC 450, RS 110 II, RS 120 II, RS 160, RS 170, RS 180, RS 4200 2 II, RS 4200 II, SET 55 TV, SET 830 S, SET 830 TV, SET 840 S, SET 840 TV, SET 900

Review: The Unsung Hero of My Audio Chain – Absolute Perfection - I never thought I would be writing a lengthy review for something as seemingly mundane as a headphone adapter, but here we are. In the world of high-fidelity audio, we spend thousands on DACs, amplifiers, and open-back headphones, obsessing over every link in the signal chain. Yet, we often overlook the humble 3.5mm to 1/4" adapter. I made the mistake of using a generic, "no-name" gold-plated adapter I found in a drawer for years, thinking, "It's just metal touching metal, how much difference can it make?" The answer is: A lot. I bought this genuine Sennheiser adapter to replace a generic one that had developed a loose connection, and the difference in build quality was immediately apparent the moment I took it out of the packaging. Build Quality & Fit: First off, the machining is flawless. With cheaper adapters, you often get that "gritty" feeling when you plug your headphones in, or worse, a loose wobble that causes static whenever you move your head. This Sennheiser unit connects with a satisfying, authoritative snap. It grips the 3.5mm jack of my headphones firmly without being overly tight. There is absolutely zero play. When plugged into my amp, it sits flush and solid. It feels like a single, cohesive unit rather than a precarious tower of connectors. Audio Performance: You might roll your eyes at the idea of an adapter changing sound quality, and while I won't claim it magically widened my soundstage, it absolutely fixed issues I didn't realize were caused by my old adapter. The signal transmission is visibly (audibly) cleaner. I used to get faint crackling when rotating the jack or shifting my cable—that is completely gone. The background is pitch black. It simply disappears from the chain, which is exactly what a perfect adapter should do. It transmits the signal without coloration, resistance, or interference. The "Screw-On" Feature: (Note: If you are buying this for Sennheiser HD series headphones like the HD600, HD650, or HD800S). It connects perfectly with the threaded tip of Sennheiser stock cables. That screw-on mechanism is a lifesaver; it ensures the adapter never gets left behind in the amp when you unplug your headphones. It becomes part of the cable. However, even if you are using it with non-threaded standard 3.5mm jacks, it still works perfectly as a standard push-in adapter. The design is wonderful with a machined knurl pattern for grip. Verdict: Is it slightly more expensive than the 5-pack of generic adapters you can get for the same price? Yes. Is it worth it? Absolutely. When you are driving expensive gear, the last thing you want is a $2 piece of metal compromising your experience. This is the gold standard for adapters. Solid, reliable, and acoustically invisible. Do yourself a favor and stop using the cheap knock-offs. Buy this once, and you’ll never have to think about it again. Highly recommended.
Review: Quality worth the money. - These are quality adapters. BUY THESE and not the less expensive alternatives. I bought both and found the less expensive ones were noisy and intermittent These quality adapters are worth the extra few dollars. They fit perfectly and don’t introduce noise or intermittent connections.

## Features

- Connector 1 1 x 1/8" (3.5 mm) TRS Female
- Connector 2 1 x 1/4" TRS Male

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00L2SLLIO |
| Best Sellers Rank | #143 in Audio & Video Connectors & Adapters |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,144) |
| Date First Available | March 28, 2014 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.352 ounces |
| Item model number | 549346 |
| Manufacturer | Sennheiser |
| Product Dimensions | 1.97 x 1.97 x 0.39 inches |

## Product Details

- **Color:** Gold
- **Compatible Devices:** Headphone
- **Connector Type:** Auxiliary
- **Item dimensions L x W x H:** 1.97 x 1.97 x 0.39 inches
- **Specific Uses For Product:** TV

## Images

![Sennheiser 1/4" Adapter - 549346 Authentic Genuine 6.35mm Adapter Jack - 3.5mm (1/8 Inch) to (1/4 Inch) - Image 1](https://m.media-amazon.com/images/I/51acPEPDzWL.jpg)
![Sennheiser 1/4" Adapter - 549346 Authentic Genuine 6.35mm Adapter Jack - 3.5mm (1/8 Inch) to (1/4 Inch) - Image 2](https://m.media-amazon.com/images/I/41yFTqBRI2L.jpg)
![Sennheiser 1/4" Adapter - 549346 Authentic Genuine 6.35mm Adapter Jack - 3.5mm (1/8 Inch) to (1/4 Inch) - Image 3](https://m.media-amazon.com/images/I/51yx09gX4GL.jpg)
![Sennheiser 1/4" Adapter - 549346 Authentic Genuine 6.35mm Adapter Jack - 3.5mm (1/8 Inch) to (1/4 Inch) - Image 4](https://m.media-amazon.com/images/I/61bBKHFCNXL.jpg)
![Sennheiser 1/4" Adapter - 549346 Authentic Genuine 6.35mm Adapter Jack - 3.5mm (1/8 Inch) to (1/4 Inch) - Image 5](https://m.media-amazon.com/images/I/61AmiquYXcL.jpg)

## Questions & Answers

**Q: made in germany?**
A: Nope, Package said "Made in China"

**Q: Will apple-style trrs cables work with this connector, or is it trs only?**
A: Yeah, it works fine. Fourth ring for mic like on Apple earbuds does not interfere (it's a standard connector). I use my adapter with headphone amp and both styles of headphone connectors.

**Q: Will this fit on Sony stereo headphones mdr-v900?**
A: If your headphone jack is a 3.5mm stereo jack, this adapter will convert it to a 1/4" stereo jack. Just plug it in and your set to rock and roll.  Steve

**Q: Can you get a balanced connection using this with rca plugs?**
A: The adapter plug can not be balanced when it's a "3-pin" connection.
Balanced connection a 4-pin XLR plug or similar is needed.

## Customer Reviews

### ⭐⭐⭐⭐⭐ The Unsung Hero of My Audio Chain – Absolute Perfection
*by J***T on November 20, 2025*

I never thought I would be writing a lengthy review for something as seemingly mundane as a headphone adapter, but here we are. In the world of high-fidelity audio, we spend thousands on DACs, amplifiers, and open-back headphones, obsessing over every link in the signal chain. Yet, we often overlook the humble 3.5mm to 1/4" adapter. I made the mistake of using a generic, "no-name" gold-plated adapter I found in a drawer for years, thinking, "It's just metal touching metal, how much difference can it make?" The answer is: A lot. I bought this genuine Sennheiser adapter to replace a generic one that had developed a loose connection, and the difference in build quality was immediately apparent the moment I took it out of the packaging. Build Quality & Fit: First off, the machining is flawless. With cheaper adapters, you often get that "gritty" feeling when you plug your headphones in, or worse, a loose wobble that causes static whenever you move your head. This Sennheiser unit connects with a satisfying, authoritative snap. It grips the 3.5mm jack of my headphones firmly without being overly tight. There is absolutely zero play. When plugged into my amp, it sits flush and solid. It feels like a single, cohesive unit rather than a precarious tower of connectors. Audio Performance: You might roll your eyes at the idea of an adapter changing sound quality, and while I won't claim it magically widened my soundstage, it absolutely fixed issues I didn't realize were caused by my old adapter. The signal transmission is visibly (audibly) cleaner. I used to get faint crackling when rotating the jack or shifting my cable—that is completely gone. The background is pitch black. It simply disappears from the chain, which is exactly what a perfect adapter should do. It transmits the signal without coloration, resistance, or interference. The "Screw-On" Feature: (Note: If you are buying this for Sennheiser HD series headphones like the HD600, HD650, or HD800S). It connects perfectly with the threaded tip of Sennheiser stock cables. That screw-on mechanism is a lifesaver; it ensures the adapter never gets left behind in the amp when you unplug your headphones. It becomes part of the cable. However, even if you are using it with non-threaded standard 3.5mm jacks, it still works perfectly as a standard push-in adapter. The design is wonderful with a machined knurl pattern for grip. Verdict: Is it slightly more expensive than the 5-pack of generic adapters you can get for the same price? Yes. Is it worth it? Absolutely. When you are driving expensive gear, the last thing you want is a $2 piece of metal compromising your experience. This is the gold standard for adapters. Solid, reliable, and acoustically invisible. Do yourself a favor and stop using the cheap knock-offs. Buy this once, and you’ll never have to think about it again. Highly recommended.

### ⭐⭐⭐⭐⭐ Quality worth the money.
*by D***I on June 19, 2025*

These are quality adapters. BUY THESE and not the less expensive alternatives. I bought both and found the less expensive ones were noisy and intermittent These quality adapters are worth the extra few dollars. They fit perfectly and don’t introduce noise or intermittent connections.

### ⭐⭐⭐⭐⭐ Absolutely the only one to buy! These are the ones that work! Don’t buy any other! This is the one!
*by M***. on April 15, 2024*

So I have purchased a whole bunch of these in search of ones that would actually work consistently with any number of different 1/8 male end devices that I own. Many different headphones and extensions and microphones etc. the majority of the other adapters were completely useless and a few worked ok with this or that item maybe due to micro size differences on the plug ends but this one is steadily reliable on everything. I threw away the money and went through the frustration so you won’t have to. These (I own 4) are all working perfectly after a year of use no static or wobble shorts or any of that. *** update ! Now going on 3 years since I got the first one. All still working perfectly.

## Frequently Bought Together

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-26*