Mackie MDB-USB USB Stereo Direct Box

SKU: MAMDBUSB MFR: MDB-USB
$169.99
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Key Features

  • Get pristine sound quality with this USB audio interface for studio recording.
  • Enjoy low latency performance, perfect for live streaming and podcasting setups.
  • Connect to any system; this audio interface offers broad compatibility with Mac & Windows.
  • Transform your computer into a recording studio with this portable audio converter.
  • Easily connect instruments & mixers using the balanced XLR outputs on this interface.
  • Achieve optimal audio levels with the built-in level knob for superior sound control.
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Special Order?Estimated to Ship: 08/18/2025
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Mackie MDB-USB Specifications

  • Type

    DAC

  • Input Connections

    1x USB 2.0 Type-B female

  • Output Connectors

    2x XLR 3-pin balanced
    1 x 1/8" (3.5 mm) stereo mini-jack

  • Input Impedance

    330 kOhms balanced

  • Output Impedance

    XLR: 600 Ohms balanced
    3.5 mm: 150 Ohms unbalanced

  • Controls

    1x mono switch
    1x ground-lift switch
    1x level knob

  • Supported Resolution

    Up to 24-bit/96 kHz

  • Frequency Response

    20 Hz to 20 kHz (+/-0.5 dB)

  • Dynamic Range

    88 dB

  • Total Harmonic Distortion

    0.01%

  • Power Requirement

    USB, 90 mA

  • System Requirements

    Mac OS
    Windows 7, 8, or 10

  • Supports

    WDM, MME, Core Audio, DirectSound, and WAV

  • Construction Material

    Heavy-gauge steel chassis

  • Dimensions (H x W x D)

    1.5 x 3.4 x 5.8" (38 x 86 x 147mm)

  • Weight

    1 lb (0.5 kg)

  • UPC Code

    663961054019

About Mackie MDB-USB

After exploring various options, the MDB-USB USB Stereo Direct Box stands out as an exceptional choice for musicians and audio professionals. Part of the renowned MDB Series, this device ensures your sound reaches your audience just as you intend it, whether you're playing an acoustic guitar or using a laptop.

The MDB Series Direct Boxes, available in four distinct models, are designed to deliver premium sound quality without the hefty price tag. These indispensable tools for stage and studio simplify the process of delivering clean, low-noise audio to a mixer, regardless of the instrument you're using.

The MDB-USB USB Stereo Direct Box is a versatile device, offering the same high-quality Mackie sound you've come to expect, coupled with a robust, Built-Like-A-Tank construction for unmatched reliability. Whether you're strumming an acoustic guitar or playing a keyboard, the MDB Series has a model that's a perfect match for your instrument.

The MDB Series Direct Boxes are equipped with premium quality analog circuitry, offering superior noise performance and transparency. Whether you're in a recording studio or performing live on stage, your instruments will sound as pristine as they do at the source.

The MDB-USB USB Stereo Direct Box is more than just a durable device. It's designed with a thick steel chassis, impact-resistant corners, and long-lasting jacks, ensuring it will be a reliable part of your gear for years to come.

For those using laptops for their audio, the MDB-USB is the ultimate solution for achieving pristine digital audio. It effortlessly connects your laptop directly to a mixer or front-of-house in a venue. The MDB-USB Stereo DI, a high-resolution audio interface combined with a noise and distortion-free stereo DI, transforms your digital audio into clean, balanced, stereo output.

This device also features an output level control, headphone output, and mono sum for maximum versatility. Its analog outputs are dual XLR with ground lift, ensuring the best possible sound from your laptop. With the MDB-USB USB Stereo Direct Box, you can say goodbye to relying on your headphone jack for quality audio output.

Mackie MDB-USB Features

  • Connect your computer directly via USB
  • High-resolution 24-bit / 96 kHz interface
  • Balanced, low-impedance XLR outputs with Ground Lift
  • Output level control with Mono switch
  • Headphone output for easy monitoring
  • Noise-free operation
  • Powered by computer
  • Plug-and-play operation, no driver required
  • Built-Like-A-Tank construction

Warranty Information

This product has a limited warranty of 12 months for parts and 12 months for labor.

Product Documents

User Manual

Key Features

  • Get pristine sound quality with this USB audio interface for studio recording.
  • Enjoy low latency performance, perfect for live streaming and podcasting setups.
  • Connect to any system; this audio interface offers broad compatibility with Mac & Windows.
  • Transform your computer into a recording studio with this portable audio converter.
  • Easily connect instruments & mixers using the balanced XLR outputs on this interface.
  • Achieve optimal audio levels with the built-in level knob for superior sound control.

What's in the box:

  • MDB-USB USB Stereo Direct Box
  • Mackie 1 Year Limited Warranty