---
product_id: 80401350
title: "NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc"
brand: "next geek"
price: "$1.18"
currency: USD
in_stock: false
reviews_count: 8
url: https://www.desertcart.us/products/80401350-next-geek-3-5mm-female-to-6-5mm-male-headphone
store_origin: US
region: United States of America
---

# 3.5mm female for versatile headphones 6.5mm male for pro instruments Durable TRS stereo connectors NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc

**Brand:** next geek
**Price:** $1.18
**Availability:** ❌ Out of Stock

## Summary

> 🎶 Elevate your sound game—connect like a pro, anytime, anywhere!

## Quick Answers

- **What is this?** NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc by next geek
- **How much does it cost?** $1.18 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/80401350-next-geek-3-5mm-female-to-6-5mm-male-headphone)

## Best For

- next geek enthusiasts

## Why This Product

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

## Key Features

- • **Robust Build Quality:** Reliable P-38/TRS connectors ensure stable, noise-free sound
- • **Compact & Lightweight:** Only 20g and pocket-sized for on-the-go musicians and audiophiles
- • **Plug & Play Simplicity:** No batteries or drivers needed—just connect and amplify your sound
- • **Pro-Grade Compatibility:** Seamlessly connects 3.5mm headphones to 6.5mm professional audio gear
- • **Universal Audio Adapter:** Works flawlessly with guitars, amplifiers, pianos, and more

## Overview

The NEXT GEEK GTD-355 is a compact, lightweight 3.5mm female to 6.5mm male stereo audio adapter designed for professional and personal audio equipment. Compatible with electric guitars, amplifiers, headphones, and keyboards, it features durable P-38/TRS connectors for reliable, high-quality sound transmission without the need for batteries or drivers.

## Description

Full description not available

## Features

- Can be use with microphones, electric guitars, headphones, loudspeakers, and many other items of audio equipment
- High quality P-38 / TRS stereo maTRS EP stereo female connector is used in many professional audio applications.
- P-38/TRS Connectors are simple to use, Reliable and provide cable protection.
- Connect your headphones that have a 1/8-inch audio jack, to a larger 1/4-inch jack to make it more versatile.
- Connect to 3.5mm earphones and headphones, and play the music in your MP3 Phones through amplifiers

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | NEXT GEEK |
| Manufacturer | NEXT GEEK, any product related query please call or WhatsApp 7044704282 |
| Model | GTD-355 |
| Product Dimensions | 17 x 15 x 2 cm; 20 g |
| Item model number | GTD-355 |
| Compatible Devices | Amplifier, and many 6.3mm items of audio equipment, electric guitar, piano |
| Number of items | 1 |
| Batteries Included | No |
| Batteries Required | No |
| Number of Ports | 1 |
| Manufacturer | NEXT GEEK |
| Item Weight | 20 g |

## Product Details

- **Compatible Devices:** Amplifier, and many 6.3mm items of audio equipment, electric guitar, piano
- **Specific Uses For Product:** Microphone, Electric Guitar, Headphones, Loudspeakers, Amplifier, Piano, Keyboard, MP3 Phones, Amplifiers
- **Connector Type:** Auxiliary
- **Colour:** Black
- **Item dimensions L x W x H:** 17 x 15 x 2 Centimeters

## Images

![NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc - Image 1](https://m.media-amazon.com/images/I/31UELEcifEL.jpg)
![NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc - Image 2](https://m.media-amazon.com/images/I/511aZG6MhrL.jpg)
![NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc - Image 3](https://m.media-amazon.com/images/I/61CQZ8DyF6L.jpg)
![NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc - Image 4](https://m.media-amazon.com/images/I/415oePpAj7L.jpg)
![NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc - Image 5](https://m.media-amazon.com/images/I/71041VkRMdL.jpg)

## Questions & Answers

**Q: does it support in acoustic guitar?**
A: It should

**Q: Can i use this for my boat earset?**
A: No

**Q: Can iconnect it to ubon hp 1503headfone**
A: If it's have either of the slot of 3.5 or 6.5 mm slot/hole then u can connect very well

**Q: Can i use it for  speaker**
A: Yes for stereo confirguration only

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent Product
*by K***A on 10 July 2024*

Satisfactory

### ⭐⭐⭐⭐ Usefulness and good quality
*by S***N on 20 July 2025*

Good product. Was useful in connecting my EarPods to the Keyboard

### ⭐⭐⭐⭐⭐ VERY USEFUL
*by Y***E on 21 October 2024*

Always works as a connector of speakers....

## Frequently Bought Together

- NEXT GEEK 3.5mm Female to 6.5mm Male Headphone Audio Stereo Auxiliary Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc
- NEXT GEEK Gold Plated 3.5mm Female to 6.5mm Male Headphone Audio Stereo Adapter Plug Converter Jack for Electric Guitar, Amplifier, Piano, Keyboard, etc (Pack of 2) (2 Year Warranty)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-13*