Audirect ATOM3 Portable DAC Amplifier
Best portable upgrade for mobile audiophiles seeking high-resolution sound quality.
Elevate your mobile listening with the Audirect ATOM3, a portable DAC amplifier designed for audiophiles. This compact device leverages the advanced ESS9280 AC PRO chip and a femtosecond crystal oscillator for unparalleled audio clarity and precision. It fully supports MQA and DSD formats, ensuring you experience music as the artist intended. With versatile USB-C and Lightning compatibility, and a standard 3.5mm output, the ATOM3 delivers powerful amplification for a wide range of headphones, making it the ultimate portable audio companion.
$88.00
Owner Satisfaction
4.6
/ 5
Category Rank
268
/ 807
#268 in Headphone Amplifiers
Price vs Category Average
-94%
Below average
DAC Chip
9280
/ ESS ESAC Pro
Who it's for
- Mobile users wanting simple plug-and-play device compatibility
- Audiophiles seeking high-resolution clarity on the go
- Commuters needing a portable, lightweight audio upgrade
Who should skip it
- Listeners preferring tactile, physical volume adjustments
- Smartphone users concerned about preserving mobile battery life
- Owners of demanding, high-impedance audiophile headphones
Performance breakdown
Audio Resolution
Supports high-fidelity MQA and DSD formats for studio-grade playback.
Signal Clarity
Ultra-low distortion ensures a pristine, noise-free listening experience.
Portability
Featherweight design makes it an effortless addition to any mobile setup.
Drive Capability
Handles most standard headphones with ease but struggles with demanding planar magnetics.
Build Quality
Durable aluminum alloy housing provides a premium, robust feel.
Ease of Use
Simple plug-and-play functionality removes all technical barriers to entry.
Key Specs
DAC Chip
ESS ES9280AC Pro
PCM Support
Up to 32-bit/768kHz
DSD Support
Up to DSD512
MQA Support
Full MQA Renderer
Output Power
62mW @ 32Ω
Signal to Noise Ratio
120dB
Total Harmonic Distortion
0.0003%
Frequency Response
20Hz-40kHz
Features
- High-resolution MQA and DSD audio decoding
- Premium ESS9280 AC PRO DAC chip
- Femtosecond crystal oscillator for precise timing
- Universal USB-C and Lightning compatibility
- Powerful amplification for various headphones
- Ultra-low distortion for pristine sound
- Compact and lightweight portable design
- Simple plug-and-play setup
What customers say
Customers overwhelmingly praise the Audirect ATOM3 for its exceptional audio fidelity within a remarkably compact design. Reviewers consistently note a significant upgrade in sound clarity, detail, and dynamic range compared to standard smartphone outputs, describing the audio as clean and powerful. This portable amplifier proves capable of driving moderately demanding headphones effectively, establishing it as a true pocket powerhouse. The premium metal construction further enhances the perceived quality. While the device generally performs excellently, some users observe that it can become warm during extended high resolution playback. Despite minor thermal observations, the consensus is that the ATOM3 delivers outstanding sound quality and portability, making it a highly recommended upgrade for mobile listening enthusiasts.
Know before you buy
Yes, the ATOM3 is designed for versatility and supports both USB-C and Lightning connections, making it compatible with most modern smartphones, tablets, and laptops.
The ATOM3 is capable of driving headphones with an impedance of up to 300Ω. While it provides 62mW of power at 32Ω, it is best suited for sensitive in-ear monitors and standard over-ear headphones rather than demanding, power-hungry planar magnetics.
No, the ATOM3 is a true plug-and-play device. It does not require any specialized drivers or external power sources, as it draws its power directly from your connected device.
It is highly capable, supporting high-resolution PCM audio up to 32-bit/768kHz and DSD files up to DSD512. It also functions as a full MQA renderer, allowing you to enjoy high-fidelity streaming from services like Tidal.
By using the ESS9280 AC PRO chip and a dedicated femtosecond crystal oscillator, the ATOM3 significantly reduces distortion and jitter compared to standard smartphone outputs. You will likely notice a cleaner background, improved instrument separation, and more precise detail in your music.
Yes, the device is housed in a robust aluminum alloy chassis. Weighing only 6 grams and measuring just 30x15x6mm, it is built to withstand the rigors of daily commuting while remaining virtually unnoticeable in your pocket.
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