Pricing and availability
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Average Price: $58
Budget/Beginner
$100
$401+
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Based on price data from 2 merchants for "MXL AC404 USB Boundary Microphone". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
The MXL AC404 USB Boundary Microphone is your go-to solution for seamless audio capture in any professional or casual setting. Engineered with three condenser capsules, this microphone offers a remarkable 180-degree pickup pattern, ensuring that every voice in the room is captured with clarity and precision. Ideal for conference rooms, classrooms, and even live streaming, its surface-mount boundary design delivers a wide 25-foot range, making it a versatile addition to your audio gear collection.
With a plug-and-play setup, the AC404 is incredibly easy to use—no drivers needed. Simply connect it via USB to your Windows or Mac device, and you're ready to go. The 16-bit Delta Sigma A/D converter ensures high-quality audio with minimal distortion, while the microphone’s frequency response of 40 - 16000 Hz captures a wide range of vocal nuances.
The AC404 is not just about performance; it’s built for convenience. Its low-profile design allows it to fit discreetly on any flat surface, whether you're broadcasting on YouTube or facilitating a Zoom meeting. Plus, it's compatible with a wide array of streaming and conferencing platforms, from OBS to Skype. Powered directly through USB, it eliminates the need for additional power sources, maintaining a clean setup.
Key Features:
- Three condenser capsules for a 180-degree pickup pattern
- Frequency response: 40 - 16000 Hz
- Sampling rate: 44.1 kHz - 48 kHz
- 16-bit Delta Sigma A/D converter with THD+N - 0.01%
- USB 1.1 and 2.0 compatibility; Plug & Play setup
- Compatible with Windows and Mac
- Ideal for streaming platforms like Zoom, OBS, and Skype
- Powered via USB; includes 2m USB cable and microfibre cleaning cloth
Product specs
| Available since | April 2017 |
| Desktop Microphone | Yes |
| Phones Output | Yes |
FAQs
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How does the MXL AC404 USB Boundary Microphone connect to a computer?
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The MXL AC404 features easy plug-and-play connectivity via USB, making it compatible with both Mac and PC computers without the need for additional drivers.
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What is the audio pickup range of the MXL AC404 microphone?
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The MXL AC404 is designed with three capsules that provide broad audio pickup across a 25-foot range within a 180° arc, ensuring high voice intelligibility.
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Is the MXL AC404 suitable for conference calls and meetings?
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Yes, the MXL AC404 is ideal for conference calls and meetings due to its wide pickup range and high voice clarity, making it perfect for capturing multiple speakers in a room.
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Does the MXL AC404 USB Boundary Microphone have a headphone output?
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Yes, the MXL AC404 includes a headphone output, allowing users to monitor audio in real-time directly from the microphone.
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What colors are available for the MXL AC404 microphone?
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The MXL AC404 is available in both white and black, allowing users to choose a color that best suits their setup or aesthetic preferences.
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Is the MXL AC404 microphone durable for frequent use?
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The MXL AC404 features a professional low-profile design with durable all-metal construction, ensuring it can withstand regular use in various environments.
Videos
Dave Taylor
MXL AC-404 USB Desktop Microphone - Reviewed
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about MXL AC404 USB Boundary Microphone.
Features and functionality
Comparisons
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The MXL AC-404 is noted to deliver superior audio quality compared to FiFine microphones and is highly regarded for its boundary microphone capabilities.
Source -
It's noted that omni and figure 8 mics are alternatives for conversational recordings, but lack the absence of proximity effect found in omni mics like the MXL AC-404.
Source
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