Keith McMillen K-Mix Audio Interface and Mixer

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£639.00 (including VAT @ 20%)

3 In StockDelivery Information

Item in stock at our Distribution Centre

We currently have this item in stock at our Distribution Centre, ready for dispatch.

"Can be delivered to you on" shows the next available date that we will be able to deliver this item to you on, depending on the delivery option you select, and the stock availability of anything else that you add to your shopping basket.

Can be delivered to you on: 11th December 2016
(Select SUNDAY delivery in your basket)
FREE Delivery available.

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1 year warranty and 30 day money back guarantee included

1 year warranty and 30 day money back guarantee included

Once the product is delivered, you have 30 days to decide that you definitely want to keep it. If you decide it is not suitable for any reason, you can return it back to us for replacement or full refund, including standard delivery charges.

All Products are new unless stated, and include a minimum of one year warranty.

Some items are only eligible for money back guarantee if they are returned to us unused and sealed in the original packaging, and in the case of software, unregistered. These items include:

  • Software
  • CDs & DVDs
  • In-ear Monitors
  • Earplugs and Ear Protection
  • Mouthpieces, Reeds etc… for Woodwind and Brass instruments
  • Mouth / Lip Care Products

We are unable to accept returns of any custom made items designed to work together as a unique package, such as computer system built to a customer’s personal specifications. Exceptions may only be possible with prior agreement of the vendor, and may be subject to a cancellation fee.

Product Ref: 55269

  • 8 In 10 Out Audio Interface and Programmable Mixer
  • 2 Ultra Accurate Low Noise Preamps
  • Highly Efficient, Ultra Accurate Gain
  • USB Connectivity
  • Opto-Tactile Control Surface

Keith McMillen K-Mix Audio Interface and Mixer

The K-Mix is an unbreakable 8 in 10 out audio interface and programmable mixer with 2 ultra accurate low noise μPre preamps, and a precision opto-tactile control surface that was designed from the ground up for an unprecedented level of control. The new μPre preamps provide superb high efficiency, ultra accurate gain. K-Mix is a go anywhere, fully programmable, audio multi-tool with integrated 8-channel surround sound. Because it has no moving parts, K-Mix can be transported without the fear of breaking off a fader or knob. For home recording enthusiasts and artist on the go, K-Mix fits in your backpack and allows you to fine tune your sound in the studio or on stage.

Product Ref: 55269

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Buy on finance from £17.58 per month Finance from £17.58 per month  

  • 15.9%
  • £22.27
  • £801.72
Pay by Finance

To make it as easy as possible for you to get the gear you want, we offer a range of instant finance options. If you spend £250 or more online, you can choose to pay over 48, 36 or 24 months. The majority of decisions are given instantly, so you could get your new gear sooner than you thought!

Representative Example

To help you understand how our finance options work, the examples below are based on a total order value of £250:

Finance APR Deposit to Pay Payments Total Payable
Classic Credit 48 Months 14.9% 14.9% No Deposit 48 months: £6.83
Final payment: £6.83
No settlement fee
Classic Credit 36 Months 15.9% 15.9% No Deposit 36 months: £8.65
Final payment: £8.65
No settlement fee
Classic Credit 24 Months 18.9% 18.9% No Deposit 24 months: £12.41
Final payment: £12.41
No settlement fee

How to Apply

Applying for finance couldn't be easier - if your order totals £250 or more, simply proceed through the checkout as normal, then select Pay by Finance on the payment page, then click the orange APPLY FOR INSTANT FINANCE button. This will start your application with V12 Retail Finance, our finance partner, and completing this form should take approximately 10 minutes.

You should get an instant answer on whether your application has been successful, though in some rare cases V12 may need to look at the application in more detail.

Please note: This is only available on orders placed via the website and is not available in store or via phone currently.

Full Description

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  • Pro-Quality USB Audio Interface
  • Transparent uPre Preamps Provide Hi-Fidelity Audio
  • Fully Programmable Mixing Capabilities
  • Flexible Routing
  • Individual DSP per Channel
  • Works in Standalone or Computer Modes
  • Functions as a Opto-Tactile Control Surface
  • Control Surface Compatible with any DAW



  • Input Channels: 8 x Balanced Inputs
  • Input Volume (Max): +28dBu
  • Output Channels: 10 x Outputs (2 Balanced)
  • Bit Depth: 24-Bit (AKM Converters)
  • Sample Rates: 44.1kHz, 48kHz, 88.2kHz, 96kHz


  • Analog Inputs: 2 x XLR/TRS Combo Jacks (Balanced), 6 x 1/4" TRS Line (Balanced)
  • Analog Outputs: 8 x 1/4" TRS (Balanced)
  • Digital: 1 x Micro USB, 1 x Mini USB
  • Micro USB: Audio I/O, MIDI I/O, Power
  • Mini USB: MIDI I/O (via KMI Expander), Power


  • Faders: 8 x Channel Faders, 1 x Master Fader (MIDI Position CC Output on all Faders)
  • Fader LED Indicators: 12 per Channel Fader, 24 x Master Fader
  • Rotary Encoders: 4 x 360° Encoders (MIDI Position CC Output on all Faders)
  • Rotary LED Indicators: 16 per Rotary Encoder
  • Buttons: 9 x Channel Select, 4 x Bank Select, 17 x Function (MIDI Note Output on all Buttons)

Mic Preamps

  • Preamps: 2 x Ultra Low-Noise uPre (Microphone Preamps)
  • Phantom Power: +48V
  • Gain: +60dB (Additional Gain)
  • THD+N (Unweighted): -107.6 dBu @ 0dB (20Hz - 20kHz)
  • THD+N (A Weighted): -120.5 dBu @ 0dB (20Hz - 20kHz)
  • EIN: -121.5dBu, 150 Ohms @ 20Hz - 20kHz
  • Frequency Response (44.1kHz): +/- 0.13dB @ 20Hz - 20kHz
  • Frequency Response (96kHz): +/- 0.56dB @ 20Hz - 40kHz


  • Equalization: 3-Band Semi Parametric (+/-18dB Cut/Boost)
  • Compressor: Compressor/Limiter (Per Channel) - Adjustable Threshold, Attack, Release, Makeup Gain
  • Gate: Noise Gate (Per Channel) - Adjustable Threshold, Attack, Release, Gain Reduction
  • Reverb: Master Reverb (Individual Sends Per Channel)
  • Surround: Quadraphonic, 5.1, 7.1, Octophonic (Channel Assignable)