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Best 2-Channel Audio Interfaces 2024

In the realm of digital audio production, whether it’s for the immersive world of gaming, the intimate space of podcasting, or the creative expanse of music production, the cornerstone of pristine sound lies in the heart of a reliable 2-channel audio interface. These compact powerhouses are the unsung heroes that bridge the gap between the analog warmth of your voice or instrument and the digital precision of your computer. With the market brimming with options, it’s crucial to discern the best from the rest. In this comprehensive guide, we delve into the top 2-channel audio interfaces that stand out for their exceptional audio fidelity, ease of use, and versatility, ensuring that your sonic creations are captured with the utmost clarity and detail.

Universal Audio Volt 2 USB Audio Interface

Universal Audio Volt 2 USB Audio Interface
  • Easily create music productions, livestreams, and podcasts on Mac, PC,...
  • Record vocals and instruments with rich, full sound using Vintage Mic...
  • Produce with industry-leading software including Ableton, Melodyne, UJAM's...

UA Volt 2 has quickly become a noteworthy contender among USB audio interfaces, particularly for those venturing into the realms of home studios, podcasting, and music production. Its robust build quality, coupled with the flexibility of its microphone preamps, positions it as a solid choice for content creators and music producers seeking reliable audio gear without breaking the bank.

Central to the Volt 2’s appeal is its audio input capability, which includes boutique analog preamps that deliver pristine sound quality. These preamps are designed to accommodate a wide range of microphones, from dynamic to condenser types, ensuring that users can capture clear and detailed recordings during their sessions. The interface’s instrument level input further enhances its versatility, allowing for direct connection of guitars or basses without the need for additional DI boxes.

Volt 2 has Vintage mode, a unique offering among audio interface brands at this price point. This mode imbues recordings with a warm, analog-like quality, reminiscent of classic recordings. While not a game-changer for every user, it provides an additional layer of sonic character that can be particularly appealing during recording sessions that seek a more vintage vibe.

The Volt 2 also excels in terms of computer connectivity, offering USB-C compatibility for seamless integration with modern production setups. This ensures that the interface can easily connect to a wide range of computers, whether Mac or PC, without the need for complex driver installations. The simplicity of its USB interface design makes it an accessible option for creators at all levels of expertise.

In terms of technical specifications, the Volt 2 impresses with its 24-bit/192kHz conversion rate, ensuring high-fidelity audio capture and playback. This high bit depth and sample rate capability mean that users can record and monitor their work with exceptional clarity and detail, a critical factor for professional-grade productions.

Despite its many strengths, the Volt 2 does have some limitations, such as the absence of onboard DSP processing. This means that users cannot utilize Universal Audio’s extensive library of plugins directly within the interface. However, for many users, especially those at the entry-level or those who do not heavily rely on DSP for their work, this may not be a significant drawback.

The inclusion of a monitor mix control further enhances the user experience, allowing for real-time monitoring of audio input and playback with minimal latency. This feature is particularly useful during recording sessions, enabling artists and producers to hear exactly what is being captured without delay.

Apogee Symphony Desktop – Pro Audio Interface with Touch-Screen Display

Apogee Symphony Desktop - Pro Audio Interface with...
  • FLAGSHIP SOUND QUALITY: Get the sound of Symphony Mk ii right on your desk...
  • INTUITIVE TOUCH SCREEN: Hands-on processing with Symphony’s touch screen...
  • POWERFUL MIC PREAMPS: Symphony Desktop’s preamps provide up to 75dB of...

The Symphony Desktop combines Apogee’s acclaimed AD/DA conversion with hyper-realistic preamp emulations and strong DSP in a desktop interface. Up to 24-bit/192kHz digital sound quality is available, with cutting-edge analogue components ensuring clear, low-distortion performances. To add roughness and character directly at the source, track through Apogee’s Alloy Mic Preamp emulations. Apogee FX plug-ins spruce up your recordings in a variety of flexible, low-latency processes, driven by the interface’s built-in DSP or natively within your DAW.

Integrating this usb audio interfaces with your studio is a breeze thanks to a variety of analogue and digital I/O choices, and a dynamic touchscreen display allows for straightforward operation right from your desktop. You can also control everything from within Apple’s Logic Pro X software, offering you the world’s most simplified DAW workflow. This fantastic interface also includes the ECS Channel Strip plug-in, which has been tuned by Bob Clearmountain. In a word, the Symphony Desktop delivers Symphony I/O performance in a DSP-enhanced desktop machine. If you want to take your studio to the next level, this is an excellent way to accomplish so.

The Symphony Desktop features Apogee’s famed AD/DA converter, which is widely regarded as the industry’s reference standard. This audio interface’s A/D converter stage, like its rackmount precursor, features ultra-low distortion, a high slew rate, and fully differential analogue op-amps, as well as a cutting-edge A/D converter in a performance-enhancing dual-sum configuration. You’ll capture every source with hyper-realistic quality and transfer it seamlessly into your DAW thanks to our exceptional design.

The D/A converter stage on the Symphony Desktop is as excellent, delivering uncompromising performance thanks to an ultra-low-distortion, high-current output driver. The Symphony Desktop will provide a transparent window into your project, whether you’re mixing, mastering, or listening critically. Sweetwater has long considered Apogee conversion to be the gold standard, and the company’s Symphony AD/DA is their best design yet. You’ll never settle for anything less after having experienced it. This is the Best 2-Channel Audio Interface .

Universal Audio Apollo Twin X DUO Heritage Edition

Universal Audio Apollo Twin X DUO Heritage Edition
  • A special edition of UA's acclaimed Apollo Twin X interface — with a...
  • Elite-class A/D and D/A conversion derived from Apollo X rackmount...
  • 2 Unison mic preamps offer stunning models of classic tube and...

Place the Universal Audio Apollo Twin X DUO in the heart of your studio, and your productivity will skyrocket. The Twin X DUO’s performance is comparable to that of UA’s rackmount Apollo X audio interfaces, but it foregoes unnecessary capabilities like 5.1 surround monitoring and +24dBu operation in favour of a simplified, desktop design tailored for project studios. Thanks to UA’s powerful DUO Core CPU, you can track and mix with spot-on emulations of tried-and-true studio classics. The Apollo Twin X DUO’s improved elite-class AD/DA converter delivers top-shelf sound quality. You can track through models of some of the industry’s most iconic gear thanks to dual Unison preamps.

The Apollo Twin X DUO Heritage Edition includes a premium suite of five award-winning plug-in titles, as well as the Realtime Analog Classics package, which gives you accurate emulations of historical analogue gear. Aside from that, thanks to the Apollo Twin X DUO’s ultra-fast Thunderbolt 3 interface, you get sub-2ms latency and plenty of expandability. Finally, the Apollo Twin X DUO is compatible with Universal Audio’s LUNA software, allowing you to create a fully integrated recording, editing, and mixing environment that includes full software-based control over your interface’s parameters, global console and tape emulations, and advanced real-time tracking.

There are instances when your computer’s power and speed are insufficient to handle all of the plug-ins required for your recording session. That’s where UA’s 2-core DUO Core processor comes in handy. This processor allows you to track Neve, Manley, or API channel strips in real time, as well as operate massive UAD plug-in counts while mixing in your DAW. Sweetwater engineers like being able to inject tube warmth into guitars with a Pultec EQ, add musical limiting to a vocal with a LA-2A, and pump up drums with a 1176 or Fairchild 670 – all in real time. It’s the closest you’ll get to having the actual thing. This is the Best 2-Channel Audio Interfaces .

Focusrite Clarett+ 2Pre 18-in / 20-Out USB Audio Interface

Focusrite Clarett+ 2Pre USB-C Bus-Powered Audio...
  • Two professional quality Clarett⁺ preamps Capture clear and powerful...
  • Make vocals shine with All-analogue Air Premium, relay-controlled analogue...
  • New and improved A-D and D-A converters Capture more accurate recordings...

If you don’t need quite as many bells and whistles, Focusrite’s Clarett series offers one of the best values for great sounding front end at an affordable price. The Clarett+ 2Pre has its own brand of impedance switching with its two onboard preamps. This high-headroom, low-distortion, low-noise mic inputs emulate the classic Focusrite ISA 110. Not to be forgotten is Focusrite’s all-analogue “Air” circuitry available on each preamp which adds two cumulative 2 dB high-shelf boosts, for a total of 4 dB extra clarity up top.

In addition to its two mic preamps, the 10-in/4-out Clarett+ 2Pre offers two dedicated JFET instrument inputs (available via combi jacks), a high-power transparent headphone output, four line outputs, MIDI in/out jacks, and ADAT input for additional channels of input. In addition to a 12V power supply it can also operate bus-powered via a 15W USB-C connection. It records at resolutions up to 24-bit/192kHz.

Though no processing power on offer here, Focusrite packs its own powerful punch with included software via the Hitmaker Expansion pack, offering a wealth of plugins from industry-leading collaborators like Antares, Brainworx, Softube, and more. And also not to be overlooked is a membership to Focusrite’s Plug-In Collective, which offers ever-evolving discounts and free plugins from some of the industry’s most innovative developers. Lastly, the included Focusrite Control app enables you to adjust levels, monitor mixes, routing options, and more via your Mac, PC, or iOS device.


Solid State Logic SSL 2 USB Audio Interface - 24...
  • 2X Class-Leading Mic Preamps (130.5dB EIN / 62dB of Gain)
  • Pro-Studio Quality Neutrik Connectors and Alps pots
  • High Current Headphone Amp

A two-channel Solid State Logic audio interface for a reasonable price? Yes, absolutely! For over 40 years, SSL has produced some of the most known recording consoles, some of which cost more than your parents’ home! The SSL 2 introduces pro-grade preamps and outstanding 24-bit/192 kHz converters to the home studio at a price that even novices can afford.

The SSL2 audio interface has the same natural sound and high build quality that SSL is known for. The SSL2 offers great quality in a tiny form size, with two class-leading microphone/line/instrument inputs and 24-bit/192 kHz converters from industry-renowned producer AKM. This audio interface has Neutrik connectors and Alps pots and is housed in a robust, stylish enclosure.

Its ergonomically pleasing front panel design provides an intuitive workflow with easy-to-read metres and an ergonomically rewarding feel that will be welcomed in your home studio. A high-current headphone amp is also included in the SSL2 for precise monitoring.

The Legacy 4K function on the SSL2 offers the preamps two fundamental qualities of the 4000 series signal chain just by pressing a button, giving them the sound of the iconic 4000 series recording consoles. The first is a musical high-frequency EQ boost that pushes a vocal or instrument forward in the mix for a richer, more dimensional sound. The signal is then given a mild boost of harmonic distortion, which sweetens the sound and gives it personality.

The SSL2 comes with a comprehensive production pack that includes third-party software from Avid, Ableton, and Native Instruments, as well as over 1.5GBs of Loopcloud samples for those looking for an audio interface that “has it all.”

Overall, this is without a doubt one of the best audio interfaces on the market today, coming from one of the most coveted audio companies in history.

Native Instruments Komplete Audio 2 Two-Channel Audio Interface

Native Instruments Komplete Audio 2 Two-Channel...
  • Easily record audio into your computer
  • Choose from two flavors – same pristine audio quality, different ways to...
  • The full package for creating – All the software you need to record and...

Musicians, beatmakers, and performers that want to capture ideas, generate, or use high-quality audio in their live sets will love the Komplete Audio 2. The Native Instruments Komplete Audio 2 interface has a design with LEDs for two input ladder metres, USB connection, and 48 V phantom power on half of the top panel and a large output volume knob on the other.

It’s small and light, weighing only 360 grammes and measuring 140 mm x 52 mm x 112 mm. This audio interface has a single stereo headphone output and two 1/4′′ jack main outputs for connecting professional studio monitors and other devices. The main output level is controlled by the large knob on top, while the headphones have their own volume control on the front panel.

The Komplete Audio 2 additionally has two phantom-powered combo XLR/jack inputs that can be switched between instrument and line levels individually. The Komplete Audio 1 and 2 are both 2-in/4-out USB 2.0 boxes powered by the bus, with the only difference being the nature of the ins and outs. For the sake of simplicity, we’ll concentrate on Audio 2 in this article.

With this interface, you can record two mics at the same time, or bass and guitar, or a synth’s left and right outs, and so on. The delay is typical of a USB 2.0 interface, ranging from 7.55 milliseconds round trip at 44.1kHz with a 32-sample buffer to 51.8 milliseconds at 1024 samples.

Audient iD4 MKII

Audient Audio Interface iD4 MKII, Class A Console...
  • The new successor: Due to the great success of the Audient iD4, the audio...
  • Harmonious overall package: Thanks to new transducer technology and Class-A...
  • New connector: The new Audient iD4 MKII now has a high-speed USB-C...

Audient iD4 MKII emerges as a standout USB audio interface, particularly appealing to content creators and music producers in search of a dependable recording solution. Central to its acclaim is the Audient Console microphone preamplifier, revered for its clarity and detail. Drawing inspiration from Audient’s classic console designs, this preamp delivers up to 58dB of clean gain. This feature is crucial for utilizing low-output microphones without the intrusion of unwanted noise, while the smooth preamp gain control facilitates precise adjustments to accommodate various microphones and sources.

Despite not supporting the higher sample rates of 192kHz, the iD4 MKII’s capability of 96kHz is deemed ample for most recording contexts, offering high-fidelity audio capture without necessitating excessive data rates. The interface’s superior converters play a pivotal role in ensuring audio is both captured and played back with exceptional clarity and detail. iD4 MKII is its JFET instrument input, engineered to mimic the input stage of a classic valve amplifier, thus delivering a warm, rich sound for guitars or basses. This is complemented by a robust headphone amplifier, capable of driving headphones up to 600 Ohms, alongside dual headphone outputs for simultaneous use of two sets of headphones.

The interface’s user-friendly design is marked by clear labeling and a logical layout, although the absence of a separate headphone level control is noted. However, the main volume knob adequately manages monitoring levels. The inclusion of a software bundle, featuring the iD Mixer app, enhances the user experience by offering a sleek software interface for mixing and controlling the device. With two inputs and two outputs, the iD4 MKII’s configuration includes a rear-mounted mic/line input and a front-edge instrument input, alongside balanced monitor outputs for accurate audio playback. The USB-C connection underscores the interface’s compatibility with modern devices and ensures swift data transfer rates.

Focusrite Scarlett 2i2 Studio 3rd Gen USB Audio Interface Bundle

Focusrite Scarlett 2i2 Studio 3rd Gen USB Audio...
  • Sound better than ever with Air on 2i2’s two mic pres
  • Record and play back in studio quality – 24-bit/192 kHz converters
  • Make records in minutes with the Easy Start tool

Focusrite Scarlett 2i2 stands as a beacon for content creators, computer music producers, and anyone in need of a best-in-class USB audio interface. Its compact design belies a powerful tool that has become indispensable in home studios worldwide. This review delves into the sound quality, input levels, and compatibility with USB ports of the Scarlett 2i2, highlighting why it’s often considered the best USB audio interface at its price point.

Scarlett 2i2 is renowned for its exceptional sound quality, a critical factor for music producers and content creators alike. Its 24-bit/192kHz conversion ensures that recordings are captured with a high level of detail and a wide dynamic range, making it closer to the original source. The preamps, equipped with Focusrite’s Air mode, add clarity and brightness to vocals and acoustic instruments, enhancing recordings without the need for extensive post-processing. This feature is particularly beneficial for microphones that already sound crisp, as it may not necessitate additional emphasis for achieving professional-grade audio quality.

Managing input levels is straightforward with the Scarlett 2i2, thanks to its intuitive design. Each gain knob is surrounded by an LED halo that changes color to indicate the signal level: green for a healthy signal, yellow for approaching the limit, and red for clipping. This immediate visual feedback allows users to adjust levels on the fly, ensuring optimal sound quality without the risk of distortion. This feature is invaluable for both seasoned producers and those new to audio recording, providing a user-friendly experience that simplifies the recording process.

The Scarlett 2i2’s compatibility with USB ports underscores its versatility and ease of use. Connecting to a computer via USB-C, it offers a seamless integration with both Mac and PC platforms. This broad compatibility ensures that the Scarlett 2i2 works effortlessly with a wide range of recording software, from Ableton Live Lite to Garageband, making it a flexible choice for various production needs. The interface’s plug-and-play capability, without the need for additional drivers on Mac, further enhances its user-friendly nature, allowing creators to focus more on their work and less on setup.


What is a 2-channel audio interface?

A 2-channel audio interface is a device that facilitates the conversion of analog audio signals into digital format for recording and playback on a computer, and vice versa. It typically has two inputs and outputs, making it ideal for stereo recording or two mono sources.

Why is low latency important in an audio interface?

Low latency is crucial for real-time audio monitoring without delay. This is especially important for gamers who need immediate audio feedback, podcasters who engage in live sessions, and musicians who require precise timing during recording.

Can I connect instruments directly to these audio interfaces?

Yes, most 2-channel audio interfaces come with instrument inputs, often in the form of 1/4″ jacks or combo inputs, allowing you to plug in guitars, basses, or other line-level instruments directly.

Do I need external preamps with these interfaces?

These interfaces come with built-in preamps, which are typically of high quality and suitable for most recording needs. External preamps are optional and can be used for additional coloration or gain.

What is the significance of 24-bit/192kHz conversion?

24-bit/192kHz conversion means that the interface can capture and reproduce audio with a high level of detail and a wide dynamic range, resulting in recordings that are closer to the original source.

How do I connect my microphone to a 2-channel audio interface?

Microphones can be connected via XLR inputs found on the interface. Some interfaces also offer combo inputs that accept both XLR and 1/4″ connections.