---
product_id: 265480701
title: "Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface"
brand: "neoteck"
price: "¥11389"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/265480701-portable-3-5mm-headphone-amplifier-two-stage-gain-switch-16
store_origin: JP
region: Japan
---

# 16-300Ω impedance range 12-hour rechargeable battery life Two-stage gain switch Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface

**Brand:** neoteck
**Price:** ¥11389
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game—portable power meets pristine clarity!

## Quick Answers

- **What is this?** Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface by neoteck
- **How much does it cost?** ¥11389 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/265480701-portable-3-5mm-headphone-amplifier-two-stage-gain-switch-16)

## Best For

- neoteck enthusiasts

## Why This Product

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

## Key Features

- • **Precision Audio Boost:** Experience crystal-clear sound with ultra-low distortion (THD+N 0.0003%) and SNR >120dB for immersive listening.
- • **Sleek & Durable Design:** Aluminum matte finish offers a premium, comfortable grip while ensuring long-lasting durability for your on-the-go lifestyle.
- • **Tailored Volume Control:** Two-stage gain switch adapts effortlessly to headphones from 16 to 300 ohms, delivering perfect power every time.
- • **Universal Compatibility:** Seamlessly connects with MP3, MP4, smartphones, and computers via 3.5mm AUX input/output for versatile use anywhere.
- • **All-Day Listening Freedom:** Rechargeable battery powers up to 12 hours of uninterrupted high-fidelity audio—no more mid-day drops.

## Overview

The Neoteck Portable 3.5mm Headphone Amplifier delivers high-fidelity audio with a two-stage gain switch supporting 16-300 ohm headphones. Featuring a durable aluminum matte surface and a rechargeable battery lasting up to 12 hours, it offers distortion-free sound with SNR over 120dB and THD+N as low as 0.0003%. Compact and lightweight, it’s compatible with a wide range of digital devices via 3.5mm AUX input/output, perfect for professionals seeking premium audio on the move.

## Description

Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface

## Features

- 【Mini HiFi Headphone Amplifier】It is Delicate, Compact, Lightweight, and Portable that it can be Carry Conveniently
- 【3.5mm AUX Input and Output】3.5mm AUX Input and Output, SNR>120Db and THD+N 0.0003%, Make it Possibility to Output not just Louder Sound, but a Sharper and More Real Stereo Sound without Distortion
- 【Aluminum Matte Surface】Fashion Design Provides You a Comfortable Handheld Feeling While the Aluminum Matte Surface Makes it Durable
- um Battery】It Adopts a Rechargeable Battery, Which Allows it to Stay Working About 12 Hours
- 【Wide Compacity】It can Remarkably Compatible with a Various of Digital Devices, Such as MP3 MP4 Mobile Phone Computer (Tips: It is not recommended to use while charging, because current disturbance will occur when charging, Which may lead to noise)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01MS22YWV |
| Audio Sensitivity | 120 Decibels |
| Battery Cell Composition | Lithium |
| Battery Description | Lithium |
| Battery Weight | 21 Grams |
| Best Sellers Rank | #7,343 in Electronics ( See Top 100 in Electronics ) #6 in Headphone Amps |
| Brand | Neoteck |
| Brand Name | Neoteck |
| Color | Black |
| Compatible Devices | Iphone, Smartphone, Tablet |
| Control Type | Button Control |
| Customer Reviews | 4.3 out of 5 stars 2,609 Reviews |
| Global Trade Identification Number | 05060492196198 |
| Headphone Folding Features | Over Ear |
| Included Components | 1 x 3.5mm Headphone Amplifier , 1 x USB Power Cable, 1 x Audio Cable, 1 x User Manual |
| Includes Rechargeable Battery | Yes |
| Item Dimensions L x W | 3.82"L x 2.36"W |
| Item Weight | 160 Grams |
| Lithium Battery Weight | 6 Grams |
| Manufacturer | Neoteck |
| Material | Aluminum |
| Model Name | NTK059 |
| Model Number | NTK059 |
| Noise Control | Noise Cancellation for Voice Call |
| Number of Batteries | 1 Lithium Metal batteries required. |
| Outer Material | Aluminum |
| Output Wattage | 40 Watts |
| Part Number | NTK059-CA |
| Power Source | Rechargeable |
| Product Style | 16-300Ω |
| Recommended Uses For Product | Amplifies audio signals for headphones, Drives high-impedance headphones effectively, Enhances audio quality and clarity, Improves dynamic range of audio signals, Increases volume output for headphones |
| Special Features | High Fidelity, Lightweight, Rechargeable, Volume Control |
| Style | 16-300Ω |
| Unit Count | 1.0 Count |
| Warranty Description | 18 Months |

## Product Details

- **Brand:** Neoteck
- **Colour:** Black
- **Material:** Metal
- **Style:** 16-300Ω
- **Model name:** NTK059

## Images

![Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface - Image 1](https://m.media-amazon.com/images/I/61MHC8XU3hL.jpg)

## Questions & Answers

**Q: 1. No Sound?**
A: Please connect the input devices, like computers, mobile phones, DVDs to the Line in port, and then plug the headphones into the Line out port Correctly . Increase the volume of the input device and increase the master volume of the product.

**Q: 2. Can I use it while charging?**
A: It is not recommended to use while charging, line noise may be generated. This is why the product is powered by lithium batteries, and battery power supply can avoid line noise.

**Q: 3. Is it possible to transfer audio using the USB interface?**
A: No, the USB interface of this product only has the charging function

**Q: 4. The device can work, but the intensity of music is not well?**
A: The battery output is not enough and needs to be charged.

**Q: 5. Why the headphone has a big buzzing sound when the input line is connected but not play?**
A: When an unshielded signal line is empty, an interference signal will enter the amplifier and be amplified. If you dislike the sound, we suggest you replace the shielded signal line or unplug the signal line.

## Frequently Bought Together

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-05-08*