Mackie Mainstream Live Streaming & Capture Interface

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Key Info

A complete live streaming and video capture interface designed to make professional-quality streaming effortless

Versatile connectivity

The MainStream is equipped with a range of high-quality inputs and outputs to ensure that your streams are engaging and immersive. With USB-C, HDMI and professional audio connections, this device gives you the flexibility to connect your preferred equipment. Whether you're using a gaming console, camera or any other audio/video source, the MainStream has got you covered.

Matrix mixing and routing software

Take full control of your audio with the MainStream's matrix mixing and routing software. This powerful tool allows you to customize and fine-tune your audio settings to suit your streaming style. Adjust levels, create custom presets and experiment with different audio configurations to achieve the perfect sound for your audience.

Hardware controls for seamless operation

The MainStream features dedicated hardware controls that allow for seamless operation during your live streams. Easily adjust audio levels, switch between different sources and control key features without having to navigate through complicated menus. With the MainStream, you have everything you need at your fingertips for a smooth and uninterrupted streaming experience.

Programmable control keys

Engage with your online community like never before with the MainStream's programmable control keys. These keys can be customized to trigger samples, control transitions or perform any other action you desire. Enhance the interactivity of your streams by creating unique effects, engaging with viewers and keeping your content fresh and exciting.

Samples, effects and audio editing

The MainStream opens up a world of possibilities with its built-in sample and effects capabilities. Add dynamic sound effects, enhance your audio with EQ and compression, and even perform on-the-fly audio editing to ensure your streams sound professional and captivating. With the MainStream, your creativity knows no bounds.


  • Audio and video capture device for comprehensive streaming
  • Includes USB, HDMI, microphone, Line, and Aux inputs for connectivity with consoles, computers, microphones, cameras, and audio equipment for all kinds of streaming applications
  • Range of audio and video effects to create transitions, manipulate voices, and play back audio samples to keep your audience engaged
  • Six programmable keys to launch samples, create transitions, switch cameras, apply effects and more
  • Separate volume controls for PC, HDMI, and microphone levels for balanced and clear stream audio
  • Microphone, aux, HDMI, and headphone audio mute functions for cutting sound when you need to
  • Stereo output meter to prevent clipping
  • Headphone output with separate level control
  • Line output with level control for sending signal to monitor speakers
  • Audio editing functionality for cleaning up stream audio as you go
  • USB powered for simple and easy operation
  • Includes Mackie's new Matrix mixing and audio routing software to control audio for game volume, video playback, background music, voice calls, and more

Technical Specifications

  • Inputs:
  • 2 x USB-C
  • 1 x HDMI (2k x 60 fps capture)
  • 1 x Mic in (XLR/TRS combo, +48V, 60 dB)
  • 1 x Line in (1/4" TRS)
  • 1 x Aux in (1/8" stereo)
  • Outputs:
  • 1 x USB-C
  • 1 x HDMI thru (4k x 60 fps)
  • 1 x Line out (1/4" TRS)
  • 1 x Headphones out (1/4" TRS)
  • HDMI Capture: 1080p x 60 fps
  • HDMI Passthrough: 4K x 60 fps
  • Programmable Control Keys: 6
  • Monitoring: LED meter
  • Height: 2.4" (62 mm)
  • Width: 8.4" (214 mm)
  • Depth: 3.7" (95 mm)
  • Weight: 1.3 lbs (0.6 kg)
Model Name:

UK Delivery

FREE Standard Delivery on orders over £99.00.

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At Music Matter, our goal is to ensure complete satisfaction with your purchase.

If, for whatever reason, you are dissatisfied with your purchase, you can return it to Music Matter within 30 days of receiving the item, providing it arrives back in new condition.

You have the option of receiving a full refund / exchange within 14 days, or, exchange / credit only within 30 days.

Full Refund Within 14 days

In order to receive a full refund, you must notify us within 14 days of receiving the goods. Once you have notified us you will have 14 days to return the product to us.

Exchange Within 30 days

In order to exchange an item, you must notify us within 30 days of receiving the goods. Once you have notified us you will have days to return the product to us.

Goods received back 14 days after the cooling of period ends may be rejected.

Your returns period starts the day after you receive the item(s)

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Minimum 12 Months Warranty

All new & used goods supplied by Music Matter are warranted free from defects for 12 months from the date of supply (unless otherwise stated).

Extended Warranty

Many manufacturers offer a free extended warranty upon registration.