Did you just search for the best inline audio amplifier for headphones or something similar to that? If yes, then trust us, you have arrived at the right place. In this article, we will take a look at some of the best chosen affordable inline audio amplifier for headphones that you can buy online. Our team has spent a considerable amount of time in researching and physically reviewing the products. So, if you would like to know the detailed insights then make sure that you read the article carefully till the end.
We always take that extra step while reviewing products, so that our user base only gets exposed to the best and reliable inline audio amplifier for headphones. After hours and hours of analysis and deduction, we come to the decision that Sheiaier Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch for MobilePhone & PC 3.5mm Stereo Audio Input Out, Gray could be the best inline audio amplifier for headphones for your needs. But, if you are still looking for something more cheaper and reliable, then you are free to go for eSynic Professional 16-300 Ohms Headphone Amplifier 3.5mm Portable Headphone Volume Amplifier Rechargeble Headphone Amp Aluminium Alloy Headphone Jack Amp With Gain Switch for Phones Laptop etc.
The table below provides a quick overview of the Top inline audio amplifier for headphones. You can take a look on the design before reading a complete review. Plus, the features that make each product stand out from the crowd are highlighted, with a view to save your precious time.
Best inline audio amplifier for headphones

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Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-150 Ohm, Aluminum Matte Surface
Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-150 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
- 【Rechargeable Lithium 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)
TNP Portable Headphones Amplifier Stereo Headphone Earphone Amp Volume Control Audio Booster with RCA Input 3.5mm 6.3mm Output Jack & Power Switch
TNP Portable Headphones Amplifier Stereo Headphone Earphone Amp Volume Control Audio Booster with RCA Input 3.5mm 6.3mm Output Jack & Power Switch
Features
- Deliver the highest audio quality with virtually all types of headsets and earphones include the larger over ear headphones even at maximum volume; Adding an amp between the player and your audiophile headphones can provide a significant, audible improvement in clarity, detail and dynamics
- Volume control with Power Switch - Smooth rotating analog knob for easy operation and precise volume settings; Reach beyond the limitation of your earpiece
- Flexible output option of 3.5mm or 6.3mm stereo jack; Support Stereo 3.5mm or RCA Input. (Connect only one input); Powered by Micro-USB (Type A or B) power input or DC Adapter (Included)
- Portable and Lightweight: This Headphone Amplifier is designed to enhance your music listening experience wherever life takes you; A sleek and sturdy shell and chassis allow for a durable use
- Power on with LED indicator and push your headphone cans to the next level with this headphone amp; Widely used in music stores, choir, studios, museums, education, home component systems, commercial sound systems and anywhere you go
AtNeDcVh Mini Small Stereo Audio preamplifier, Headphone Amplifier, Gain 20dB Phono Turntable Phonograph preamp, Dual op amp NE5532 with RCA 3.5mm Input to RCA 3.5mm Output
AtNeDcVh Mini Small Stereo Audio preamplifier, Headphone Amplifier, Gain 20dB Phono Turntable Phonograph preamp, Dual op amp NE5532 with RCA 3.5mm Input to RCA 3.5mm Output
Features
- It is applicable to power weak signals into line-level signals. The amplification multiples are 10 times (20dB). It can directly drive the headphone to work (the headphone output port can't be used with other output ports at the same time), the max headphone impedance supported is 16 ohm.
- Using the classic Dual OP AMP NE5532, high frequency electrolytic capacitor, noise reduction circuit design, no background noise, effective gain audio, improve sound quality.
- Input: RCA (L / R) + 3.5mm, Output: RCA (L / R) + 3.5mm + headphones, Poowered by DC 9-19v, static current about 8Ma. With volume adjustment knob, the volume can be adjusted freely.
- Small size, easy to carry and use. The size: 3.42in × 1.96in × 1.45in (87mm × 50mm × 37mm). It is a preamp and cannot be used as a power amplifier to drive passive speakers working.
- Widely compatible with all audio devices. Input: DVD, CD, set-top box, MP3, TV, mobile phone, computer, tablet, microphone, phono turntable, sound card, guitar, bass, electronic instrument, game console or other devices. Output: speakers, subwoofer, Sound Blaster, reverberator, AV receiver, Post-Amp, Headphones, etc.
eSynic Professional 16-300 Ohms Headphone Amplifier 3.5mm Portable Headphone Volume Amplifier Rechargeble Headphone Amp Aluminium Alloy Headphone Jack Amp With Gain Switch for Phones Laptop etc
eSynic Professional 16-300 Ohms Headphone Amplifier 3.5mm Portable Headphone Volume Amplifier Rechargeble Headphone Amp Aluminium Alloy Headphone Jack Amp With Gain Switch for Phones Laptop etc
Features
- * *-----:Our eSynic Mini HiFi Headphone Amplifier is with Impedance of up to 16-300Ω, to Help Players with Low Thrust to Drive Headphones Better and Help Headphones with High Impedance or Low Sensitivity to be Driven Better. Increase the Sound Rise, Enhance the Sense of Stereo and Depth
- * & *---:Our eSynic Portable Headphone Amplifier Use Latest Chips and with 3.5mm AUX Input and Output, SNR>100Db and THD+N 0.0003%, Making It Possibility to Output Not Only Just Louder Sound, but also a Sharper and More Real Stereo Sound without Distortion.Let us Enjoy an Incredible Listening Experience
- * - & *---:Our eSynic Profeesional Headphone Volume Amplifier Supports Two-Stage Gain Switch Which Enhances the Signal Input Into the Amp Circuit for Optimal Performance of the Headphones.And also You can Adjust the Volume to Meet Your Sound Level Requirements
- * *----:Our eSynic Rechargeable Headphone Amp Adopts a Rechargeable Lithium Battery with 1000mAH Capacity, which Allows It to Stay Working More than 8 Hours.And We Provide 1.2m USB Cable and 2pcs 3.5mm Audio Cable for Ease of Use.
- * *----:Our eSynic Professional Headphone Amplifier 3.5 mm With Aluminium Alloy Casing & Solid Bulit. Lossless Transmission & More Stereo Sound. Basically the Perfect Size, You can Carry it in Your Porket.The Headphone Amplifier for Headphone can Remarkably Compatible with a Various of Digital Devices with 3.5mm Output, Such as MP3, MP4, Headphone & Computer etc`
Sheiaier Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch for MobilePhone & PC 3.5mm Stereo Audio Input Out, Black
Sheiaier Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch for MobilePhone & PC 3.5mm Stereo Audio Input Out, Black
Features
- Headphone amplifier using Time: More Than 8 Hours, Load Impedance: 16-300Ω.
- Two-Stage Gain Switch: Adjust the amplification level to suit your headphones with a low and high gain setting, ensuring optimal audio performance.
- Portable Headphone Amplifier which make it convenient to carry, can output remarkable sound without distortion. Audio Input: 3.5 mm Jack, Audio output: 3.5 mm Jack
- Wide Compatible with a Various of Digital Devices, Such as MP3 MP4 Mobile Phone Computer. Phone to headphone amp(Note: 3.5mm adapter cable is not included, you need to buy it yourself)
Sheiaier Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch for MobilePhone & PC 3.5mm Stereo Audio Input Out, Gray
Sheiaier Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch for MobilePhone & PC 3.5mm Stereo Audio Input Out, Gray
$13.99 in stock
Features
- Headphone amplifier using Time: More Than 8 Hours, Load Impedance: 16-300Ω.
- Two-Stage Gain Switch: Adjust the amplification level to suit your headphones with a low and high gain setting, ensuring optimal audio performance.
- Portable Headphone Amplifier which make it convenient to carry, can output remarkable sound without distortion. Audio Input: 3.5 mm Jack, Audio output: 3.5 mm Jack
- Wide Compatible with a Various of Digital Devices, Such as MP3 MP4 Mobile Phone Computer. Phone to headphone amp(Note: 3.5mm adapter cable is not included, you need to buy it yourself)
eSynic Professional 16-150 Ohms Headphone Amplifier 3.5mm Portable Headphone Volume Amplifier Rechargeble Headphone Amp Aluminium Alloy Mini Headphone Jack Amp with Gain Switch for Phones Laptop etc
eSynic Professional 16-150 Ohms Headphone Amplifier 3.5mm Portable Headphone Volume Amplifier Rechargeble Headphone Amp Aluminium Alloy Mini Headphone Jack Amp with Gain Switch for Phones Laptop etc
Features
- * *-----:Our eSynic HiFi Headphone Amplifier is with Impedance of up to 16-150Ω, to Help Players with Low Thrust to Drive Headphones Better and Help Headphones with High Impedance or Low Sensitivity to be Driven Better. Increase the Sound Rise, Enhance the Sense of Stereo.
- * *----:Our eSynic Professional Portable Headphone Amplifier Use Latest Chips and with 3.5mm AUX Input and Output, SNR>100Db and THD+N 0.0003%, Making It Possibility to Output Not Only Just Louder Sound, but also a Sharper and More Real Stereo Sound without Distortion.
- * - *---:Our eSynic Profeesional Headphone Volume Amplifier Supports Two-Stage Gain Switch Which Enhances the Signal Input Into the Amp Circuit for Optimal Performance of the Headphones.
- * *----:Our eSynic Portable Headphone Amp Adopts a Rechargeable Lithium Battery with 1000mAH Capacity, which Allows It to Stay Working More than 8 Hours. And We Provide 1.2m USB Cable and 2pcs Audio Cable for Easy of Use.
- * *----:Our eSynic Professional Headphone Amplifier 3.5 mm With Aluminium Alloy Casing & Solid Bulit. Lossless Transmission & More Stereo Sound. The Amplifier for Headphone can Remarkably Compatible with a Various of Digital Devices with 3.5mm Output, Such as MP3, MP4, Headphone & Computer etc.
Fosi Audio SK01 Headphone Amplifier Equalizer Preamp with Bass Midrange Treble Tone Control and Loudness Compensation Portable Class A Analog Amp for Electric Guitar Instrument with 3.5mm 6.35mm Jacks
Fosi Audio SK01 Headphone Amplifier Equalizer Preamp with Bass Midrange Treble Tone Control and Loudness Compensation Portable Class A Analog Amp for Electric Guitar Instrument with 3.5mm 6.35mm Jacks
$79.99 in stock
Features
- Combo Design: Whether as a powerful headphone amp, a customizable analog preamp, or an acoustic equalizer for the instrument, it effortlessly elevates your listening experience, delivering exceptional sound quality and personalized sound signatures
- Tri-Band Control: By enabling adjustments for treble, midrange, and bass, in conjunction with central detents for tone-defeating, achieving the most suitable equilibrium becomes effortless. Up to 2400mW power is available in high impedance mode
- Diverse Capabilities: Instantly restore original sound with the one-click tone- defeating button; Immerse yourself in music during the quiet hours using the loudness function; Tailor the gain level to accommodate headphones with various impedances through the gain level switch
- Superb Finishing: The aluminum alloy body showcases meticulous attention to details. Built-in 2500mAh battery, up to 6 hours of battery life. It offers versatile connectivity through the 3.5mm & 6.35mm headphone jacks (32-300 ohms), serving as both a portable and desktop headphone amplifier
- What You'll Get: Fosi Audio SK01 Headphone Amp x1, User Manual x1, 2-in-1 USB Type-A/C to Type-C Cable x1
eSynic Professional 16-300 Ohms Bass Headphone Amplifier 3.5mm Portable Headphone Volume Amplifier Rechargeble Headphone Amp Aluminum Matte Headphone Amp With Bass Boost Function for MP3 MP4 Phone etc
eSynic Professional 16-300 Ohms Bass Headphone Amplifier 3.5mm Portable Headphone Volume Amplifier Rechargeble Headphone Amp Aluminum Matte Headphone Amp With Bass Boost Function for MP3 MP4 Phone etc
Features
- * *-----:Our eSynic Mini HiFi Headphone Amplifier is with Impedance of up to 16-300Ω, to Help Players with Low Thrust to Drive Headphones Better and Help Headphones with High Impedance or Low Sensitivity to be Driven Better. Increase the Sound Rise, Enhance the Sense of Stereo and Depth
- * & *---:Our eSynic Portable Bass Headphone Amplifier Use Latest Chips and with 3.5mm AUX Input and Output, SNR>100Db and THD+N 0.0003%, Making It Possibility to Output Not Only Just Louder Sound, but also a Sharper and More Real Stereo Sound without Distortion. Let us Enjoy an Incredible Listening Experience
- * & *---:Our eSynic Profeesional Headphone Volume Amplifier Supports Bass Boost Switch Which Enhances the Signal Input Into the Amp Circuit for Optimal Performance of the Headphones. And also You can Adjust the Volume to Meet Your Sound Level Requirements.
- * & *----:Our eSynic Rechargeable Bass Headphone Amp Adopts a Rechargeable Lithium Battery with 1000mAH Capacity, which Allows It to Stay Working More than 8 Hours.And We Provide 1.2m USB Cable and 2pcs 3.5mm Audio Cable for Ease of Use.
- * *----:Our eSynic Professional Headphone Amplifier 3.5 mm With Aluminium Alloy Casing & Solid Bulit. Lossless Transmission & More Stereo Sound. Basically the Perfect Size, You can Carry it in Your Porket. The Headphone Amplifier Bass Boost for Headphone can Remarkably Compatible with a Various of Digital Devices with 3.5mm Output, Such as MP3, MP4, Headphone & Computer etc.
Douk Audio U3 Headphone Amps, Mini Hi-Fi Amplifier for Home Desktop PC 6.35mm / 3.5mm Headsets, Class A, RCA Input, DC 5V
Douk Audio U3 Headphone Amps, Mini Hi-Fi Amplifier for Home Desktop PC 6.35mm / 3.5mm Headsets, Class A, RCA Input, DC 5V
Features
- Adopting innovative circuit design, DC 5-20V wide input working voltage, the amplifier circuit can always work at a high voltage of 26V, and the background noise index is excellent. With wide frequency response extension, excellent transient response, excellent purity and transparency, and good dynamic range.
- Adopting original TI-NE5532 classical op amp and transistor expanding current circuit, using 1300mA large current output transistor working in class A status, with ultra-low distortion, and the sound is warm and delicate, full and mellow.
- Pluggable op amp socket design, convenient to upgrade different op amps and bring much DIY fun and playability for audiophiles. Smooth and mellow sound, suitable for listening to vocals or string music, classic or pop music, and even with unique charm when playing rock.
- Mini size with exquisite appearance and most cost-effective, brings big surprise for all audiophiles, easily to drive most headphones in the market, providing larger power, better sound field and details, very suitable for home/office desltop audio system use.
- With strong drive power, easily to drive most high-impedance headphones such as: HD580/HD600/HD650/K701/K702/Q701/DT880/T70/T90/SR225/SR325/RS1e
We hope that through this article you would have been able to grab the best inline audio amplifier for headphones for yourself. For some reason, if you aren’t convinced with the top picks, then you can also consider checking out eSynic Professional 16-150 Ohms Headphone Amplifier 3.5mm Portable Headphone Volume Amplifier Rechargeble Headphone Amp Aluminium Alloy Mini Headphone Jack Amp with Gain Switch for Phones Laptop etc. Lastly, if still all of this fails to catch your attention then contact us with your requirements and someone from the team would reach back to you with an appropriate option that you may like to consider.