--- product_id: 53449364 title: "Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface" brand: "neoteck" price: "¥9245" currency: JPY in_stock: true reviews_count: 13 category: "Neoteck" url: https://www.desertcart.jp/products/53449364-neoteck-portable-3-5mm-headphone-amplifier-two-stage-gain-switch store_origin: JP region: Japan --- # 16-300Ω impedance range 12-hour rechargeable battery life Aluminum matte durable finish Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface **Brand:** neoteck **Price:** ¥9245 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your sound game—because your ears deserve the VIP treatment. ## Quick Answers - **What is this?** Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface by neoteck - **How much does it cost?** ¥9245 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/53449364-neoteck-portable-3-5mm-headphone-amplifier-two-stage-gain-switch) ## 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 - • **Enduring Power:** Rechargeable battery keeps your music alive for up to 12 hours without interruption. - • **Ultimate Portability:** Compact, lightweight design fits effortlessly into your daily carry for on-the-go audiophile moments. - • **Precision Audio Boost:** Two-stage gain switch delivers crystal-clear sound tailored to your environment. - • **Seamless Compatibility:** Works flawlessly with MP3s, smartphones, computers, and more—your versatile sound companion. - • **Premium Feel & Durability:** Sleek aluminum matte surface offers a stylish, durable grip that stands out in any setting. ## Overview The Neoteck Portable 3.5mm Headphone Amplifier is a compact, lightweight device featuring a two-stage gain switch and a wide 16-300 ohm impedance range. Its rechargeable battery offers up to 12 hours of uninterrupted high-fidelity audio, while the durable aluminum matte finish ensures a premium tactile experience. Compatible with a broad range of digital devices, it delivers distortion-free, sharper stereo sound, making it an essential upgrade for discerning listeners on the move. ## Description Product description You Can Enjoy High-Quality Sound with Various Mainstream Devices. Before powering on, you should carefully check whether the cable is normal and you must ensure that all connectors are properly connected. Get Lost in your Music like Never Before！ Take High-Fidelity Listening Experience with You Anywhere！ It is not recommended to use while charging,preventing from generating noise. 1. No Sound? 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. 1. No Sound? 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. 2. Can I use it while charging? 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. 2. Can I use it while charging? 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. 3. Is it possible to transfer audio using the USB interface? No, the USB interface of this product only has the charging function 3. Is it possible to transfer audio using the USB interface? No, the USB interface of this product only has the charging function 4. The device can work, but the intensity of music is not well? The battery output is not enough and needs to be charged. 4. The device can work, but the intensity of music is not well? The battery output is not enough and needs to be charged. 5. Why the headphone has a big buzzing sound when the input line is connected but not play? 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. 5. Why the headphone has a big buzzing sound when the input line is connected but not play? 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. Neoteck Headphone Amplifier Brings Fantastic Listening Experiences! 16-300Ω Headphone Amp 16-600Ω Headphone Amp Bluetooth Headphone Amp Bass Boost Headphone Amp 4 Channel Headphone Amp ## 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 - **Color:** Black - **Material:** Aluminum - **Model Name:** NTK059 - **Style:** 16-300Ω ## Images ![Neoteck 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) ![Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface - Image 2](https://m.media-amazon.com/images/I/71MMqteLYSL.jpg) ![Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface - Image 3](https://m.media-amazon.com/images/I/71SUSl8MZHL.jpg) ![Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface - Image 4](https://m.media-amazon.com/images/I/71MS4YH1wRL.jpg) ![Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-300 Ohm, Aluminum Matte Surface - Image 5](https://m.media-amazon.com/images/I/71h10B2m7BL.jpg) ## Available Options This product comes in different **Size** options. ## 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. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by J***Z on January 21, 2026* ### ⭐⭐⭐⭐⭐ Review *by R***N on March 16, 2026* ### ⭐⭐⭐⭐ Review *by J***1 on June 4, 2018* ## Frequently Bought Together - Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-150 Ohm, Aluminum Matte Surface - QOFOWIN USB Bluetooth Receiver Adapter, Wireless Audio Adapter Car Kit Music Receiver for Home Stereo/Car Stereo Sound System Speakers with 3.5mm Cable.(Aux in) (Yet-M1) - Ground Loop Noise Isolator for Car Audio/Home Stereo System with 3.5mm Audio Cable (Grey) --- ## 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/53449364-neoteck-portable-3-5mm-headphone-amplifier-two-stage-gain-switch](https://www.desertcart.jp/products/53449364-neoteck-portable-3-5mm-headphone-amplifier-two-stage-gain-switch) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-05-10*