
Sound on Sound: K-Board Pro 4 Review
December 10, 2019
“KMI’s K‑Board Pro 4 offers one of the most cost-effective ways into the enticing world of MIDI Polyphonic Expression.” Read more »
Modern Drummer: BopPad Review
April 26, 2018
“A seemingly simple USB pad controller with virtually limitless capabilities.” Read more »Electronic Musician: BopPad Review
February 22, 2018
“BopPad is another one of KMI’s irresistible instruments.” Read more »Sound on Sound: BopPad Review
February 22, 2018
“From a physical perspective, the BopPad couldn’t be simpler, but from a playing and performance point of view it’s extremely powerful… This is a great addition to any percussionist’s or programmer’s arsenal.” Read more »BBoy Tech Report: BopPad Review
September 19, 2017
“100% Perfect little versatile USB Drum Pad” Read more »Magnetic Mag: BopPad Review
September 18, 2017
“A go anywhere, tough as nails, and incredibly fun MIDI controller from the evil geniuses at KMI.” Read more »Cycling 74: BopPad Review
September 5, 2017
“Right from the unboxing, I was impressed by the BopPad. The BopPad is an incredibly feature rich MIDI drum pad controller.” Read more »
Music Tech Magazine: K-Mix Review
February 27, 2017
“Fantastic tool for many a producer, especially good for those with a hybrid hardware/software setup.” Read more »
KMI Kickstarts Cutting-edge, MPE-compatible Keyboard Controller Capitalisation with Kickstarter campaign
December 1, 2016
BERKELEY, CA, USA: Innovative hardware and software developer Keith McMillen Instruments is inviting capital investment for its innovative K-Board Pro 4 — a four-octave MIDI (Musical Instrument Digital Interface) keyboard controller that is MPE (Multidimensional Polyphonic Expression) compatible with multiple dimensions of touch sensitivity in each key, and a duly desirable device which will be... Read more » Read more »
KMI kicks off Kickstarter campaign to fund scaling up ultimate drum pad production
September 6, 2016
BERKELEY, CA, USA: innovative hardware and software developer Keith McMillen Instruments is proud to introduce BopPad — broadening the company’s considerable product appeal by beginning to scale up for production of the most advanced electronic drum pad controller ever conceived — courtesy of a Kickstarter campaign kicking off as of August 29, 2016… Read more »
Amazona.de: K-Mix Review (Germany)
June 22, 2016
Here’s a review of K-Mix from Germany’s Amazona.de Read more »
Cuckoo Music: K-Mix Review part 2, Overview Tutorial
June 3, 2016
“Hello, here’s a more in depth tutorial of the K-Mix by Keith McMillen. I’m showing a lot of stuff, like the connectivity to the editor, surround mixing, how it runs on the iPad Pro 12″, and much much more. It’s a great little companion. For me it’s a keeper for sure. It’ll act as my... Read more » Read more »
Sounds and Gear: K-Mix Review
June 2, 2016
“The K-Mix is a compact, rugged, portable unit that can really be the center of your setup. On top of all of that, there are built in DSP effects and you can save and recall presets of complex routing setups as needed. Maybe we should just call it “McMillen’s Box of Goodies? Seems right to me!” Read more »
AskAudio: Interview with Keith McMillen on Tech, Synths & Multi-dimensional Music Controllers
June 2, 2016
“Designer of instruments, MIDI controllers and interfaces for over 35 years, Keith McMillen has had a huge impact on the tools music makers use and love. He talks about the KMI, tech and the future!” Read more »
Future Music Magazine: K-Mix Review
May 19, 2016
“K-Mix manages to squeeze an awful lot into its frame and there’s much more here than immediately meets the eye. If you’re on the lookout for a hybrid audio interface, control surface and mixing environment, K-Mix offers all of the above at an attractive price point. 4.5/5 stars.” Read more »
Cuckoo Music: K-Mix Review part 1, Standalone Mixer mode
May 12, 2016
The K-MIX from Keith McMillen is a great little mixer, audio interface, midi controller combination box. Here’s an introduction to how you can use it without any computer involved. Mix, set up the trims, aux sends, EQ etc. You can totally use it stand-alone, but there are additional features such as surround mixing, low cut,... Read more » Read more »
BBoy Tech Report: K-Mix Review
May 3, 2016
“Overall, K-Mix is a great little big mixer. I can’t say enough about how this mixer is the little mixer with the big agenda, so to speak. Short and sweet… K-Mix is dope. I don’t think there is anything like it out there. I needed this years ago!” Read more »
AskAudio.com: K-Mix Review
April 29, 2016
“K-Mix from Keith McMillen Instruments is a high-quality audio interface, programmable mixer, and MIDI controller combining their best tech know-how in one portable package.” Read more »
Audio News Room: K-Mix Review
April 27, 2016
“I can’t think of a single device that can do as much as the K-Mix does, in such a hybrid mobile-friendly package and at an attractive price point ($579)” Read more »
Resident Advisor: K-Mix Review
April 27, 2016
“K-Mix will be an essential purchase for any traveling musician who wants rugged portability combined with a versatile unit that can do three jobs at once.” Read more »
Magnetic Magazine: K-Mix Review and Interview with Keith
April 19, 2016
“The K-Mix packs an incredible amount of functionality into a small package at a very reasonable price.” Read more »
Audio News Room: Interview with Keith McMillen on K-Mix
March 17, 2016
“Designing Innovation – Interview With Keith McMillen: K-MIX and Beyond” Read more »
Ableton Live Expert – SoftStep 2 Review
March 15, 2016
“The Keith McMillen SoftStep 2 is outstanding and I would recommend it to anyone who wants to take full control of their digital music world” Read more »
BBoy Tech Report: K-Mix First Impressions
February 28, 2016
A K-Mix unboxing video with BBoy Tech Report. Read more »
Cuckoo Music K-Mix Demo NAMM 2016
January 27, 2016
“At NAMM 2016 Dustin from Keith McMillen took his time to let me check out the final shipping version of their K-MIX mixer/ audio interface/ controller. It’s all working really well, and I’m really excited that it’s finally shipping.” – Cuckoo Read more »
Keith McMillen Instruments’ K-Mix: A Closer Look
January 18, 2016
Author and research engineer Gina Collecchia has had a recent extended opportunity to check out and work with the K-Mix. She offered to share her impressions and findings with Synthtopia readers Read more »
Keith McMillen Instruments Innovates Audio Interface and Programmable Mixer Design with Killer K-MIX Release
January 14, 2016
BERKELEY, CA, USA: innovative hardware and software developer Keith McMillen Instruments is proud to announce availability of K-MIX — a Mac OS X-compatible next-generation audio interface and programmable mixer for studio and stage that truly represents its newest innovation — as of January 12… Read more »
Designing Innovation – Interview with Keith McMillen: K-MIX and Beyond
January 12, 2016
With musical instruments, you have to get a lot of things right and if you’re talking about new ways to make music you have to get everything right. Read more »
Sounds And Gear – K-Board Review
March 12, 2015
I give the K-Board 4 out of 5 subs, it’s a super portable and very expressive controller that works without any fuss. Read more »
K-Mix : Most Innovative of NAMM 2015
February 17, 2015
"Most Innovative"
Ever see something that just makes you go, hmmm . . . this really makes you think? Indeed, I think Keith McMillen Instruments has something totally unique here, a new audio interface and mixer control surface called the K-Mix. Read more »
TapeOp – Not Your Parents’ MIDI Controllers
January 28, 2015
Review of KMI's QuNeo, 12 Step, SoftStep & MIDI Expander
Berkeley, California’s Keith McMillen Instruments (KMI) has a solid reputation for innovation in an industry sometimes known for releasing products that are often just another variation on a common design. The QuNeo is unlike any other pad controller available, the SoftStep takes MIDI foot controllers to the next level, and the 12 Step fills a... Read more » Read more »
Keith McMillen Instruments Intros K-Mix Audio Interface And Programmable Mixer
January 27, 2015
"Next Generation audio interface and programmable mixer"
At the 2015 NAMM Show, Keith McMillen Instruments has introduced the K-Mix – described as a ‘next generation audio interface and programmable mixer’. The KMI K-Mix is a genre-blurring device. It’s a powerful control surface, like many of the company’s previous devices. But it’s also a hardware mixer and an 8 in/10 out audio interface. Read more »
NAMM 2015 VIDEO: Keith McMillen K-Mix interface + mixer demoed
January 27, 2015
More touch-panel innovation from the US controller maker
After gaining renown for their attractively priced, minimal and portable touch panel controllers, this year sees Keith McMillen getting altogether more serious with the launch of the K-Mix. Read more »
NAMM 2015: Keith McMillen Instruments K-Mix
January 23, 2015
Audio Interface, Programmable Mixer, Control Surface!
This is a very neat looking thing, with three different tricks up it’s sleeve; a pro-quality USB audio interface with Keith’s own design µPre preamps, a fully programmable mixer with flexible routing and per-channel DSP which can function without a computer and a control surface, designed from the ground up to command any DAW! Read more »
Keith McMillen K-Mix Unveiled
January 23, 2015
Winter NAMM 2015 – House of Worship: Keith McMillen Instruments unveils the versatile K-MIX control surface for DAWs
Matt Hettich gives us a first look at the Keith McMillen K-MIX 8 in 10 out Audio Interface Programmable Mixer. Read more »
KMI Introduces K-Board
October 16, 2014
Make Music Everywhere With Ultra Portable 13-inch Usb Midi Keyboard For Tablets, Laptops, & Computers
Unbreakable K-Board with Smart Sensors Lets You Make Music Whenever Creativity Hits Available Exclusively at Guitar Centers Throughout the U.S. Works with All Music Software & USB Devices October 16, 2014, Berkeley, CA – Keith McMillen Instrument (KMI) www.keithmcmillen.com, a leading developer of innovative music hardware and software technologies to make computers feel and respond... Read more »

KMI Announces 12 Step v2.0
September 3, 2014
Announcing 12 Step Version 2.0 Keith McMillen Instruments is proud to announce the new 12 Step Version 2, the road-proof, brilliantly backlit, chromatic keyboard controller for your feet. Version 2 is faster and easier to use than ever before. The new Editor Software was designed from the ground up, optimized for speed and ease of... Read more »
Premier Guitar – SoftStep2 Review
June 18, 2014
Digital guitarists cheered when Keith McMillen Instruments introduced the original SoftStep in 2011. Until then, players seeking foot control for software amps and effects had to contend with large, clunky controllers, usually requiring MIDI-to-USB adapters. Read more »
KMI Announces SoftStep 2
January 20, 2014
BERKELEY, California – January 20, 2014 – KMI announces the release of SoftStep 2, the next incarnation of its wildly popular programmable foot controller. Everything you ever knew about foot controllers is about to change… again! After carefully listening to our users, KMI has refined the SoftStep experience from the ground up. SoftStep 2 hardware... Read more »
KMI Announces New SoftStep Editors and Firmware
December 19, 2013
BERKELEY, California – December 19, 2013 – Keith McMillen Instruments announces new editors and firmware for its wildly popular SoftStep programmable foot controller. The new editors feature 8 times faster load time using 500 MB less memory. A new UI makes the Editor easier to use and covers 95% of most user needs. The Advanced... Read more »
Electronic Musician – QuNexus Review
October 22, 2013
For a compact MIDI/CV controller, the QuNexus reaches for superlatives both in build quality and flexibility. Decidedly not your average mini-keyboard, the QuNexus integrates with more gear before 6 a.m. than most MIDI products do all day. Read more »
KMI Confirms iOS 7 Compatibility
October 9, 2013
BERKELEY, California – October 9, 2013 – Keith McMillen Instruments, developer of the most expressive instruments for making music with mobile devices and computers, today confirmed that QuNexus now works natively with iOS 7, and can be powered by your iPhone or iPad without any additional software drivers. So, artists are free to create on... Read more »
KMI Announces Community Projects Page
September 24, 2013
User community site acts as a hub for artists to unlock the potential of KMI gear to get the sounds they crave BERKELEY, California – September 24, 2013 – Keith McMillen Instruments, developer of the most expressive instruments for making music with computers, today announced a new destination for users to share software templates and... Read more »
KMI Launches QuNeo Rogue Indiegogo Campaign!
September 9, 2013
Berkeley, California – September 9, 2013 – KMI has officially launched an Indiegogo campaign for its newest product— QuNeo Rogue, an integrated wireless connectivity and long lasting battery power accessory for KMI’s QuNeo pad controller. Giving artists unprecedented freedom, now anyone with a QuNeo can use Rogue to get out from behind their gear and... Read more »
Resident Advisor – QuNexus Review
August 21, 2013
QuNexus has earned a place at the very top of the micro-keyboard rankings. The superb accuracy and feel of the rubber pads is second-to-none among its competitors. Read more »
Create Digital Music – QuNexus Review
July 12, 2013
QuNexus is well-suited to anyone wanting a unique input that they can easily carry around. It’s perfectly playable, and small and light… for many musicians, it will be a must-buy. Read more »
QuNeo Now Supported by Over 30 Popular Music Applications
June 23, 2013
BERKELEY, California – June 27, 2013 – Keith McMillen Instruments, developer of the most expressive instruments for making music with computers, announced today a new wave of music software integration for its QuNeo 3D Multi-touch pad controller. QuNeo, the most expressive pad controller on the market, is now the most widely supported. QuNeo works out... Read more »
KMI Announces QuNexus Now Shipping
May 21, 2013
BERKELEY, California – May 21, 2013 – Keith McMillen Instruments is proud to announce the shipping of its QuNexus Smart Sensor Keyboard Controller to customers around the world. The next generation of portable keyboards Featuring huge performance capabilities in a tiny footprint, QuNexus gives unprecedented expressive control with KMI’s patented Smart Sensor technology that transmits... Read more »
Wired – QuNeo Review
February 26, 2013
Currently the only pad controller on the market that can pass three input parameters at once. Very affordable. Communicates via OSC or MIDI over USB. Compatible with accessories like mic clips and stands. A lot of fun if you know what you’re doing. Read more »
Sound on Sound – QuNeo Review
December 1, 2012
Keith McMillen’s idiosyncratic controllers go from strength to strength — and in this case do so with a spectacular blaze of colour… QuNeo is an impressive piece of design. Read more »
KMI Announces QuNeo Rogue: Go wireless!
November 28, 2012
BERKELEY, California – November 28, 2012 – KMI has announced today it’s newest product— QuNeo Rogue, an integrated wireless connectivity and battery accessory for KMI’s QuNeo pad controller. Giving artists unprecedented freedom, now anyone with a QuNeo can use Rogue to get out from behind their gear and into the spotlight. “QuNeo is already a... Read more »
KMI is First to Return to Kickstarter with 2nd Successful Consumer Product
November 20, 2012
BERKELEY, CA – November 20, 2012 – With last year’s most successful music technology campaign on Kickstarter already under their belt (DJ controller QuNeo), Keith McMillen Instruments (KMI) has announced their second act on the popular crowdfunding site. With its latest product, called QuNexus, KMI is the first startup company to have successfully funded a... Read more »
Announcing the QuNexus Kickstarter Campaign!
November 5, 2012
Vividly illuminated keyboard controller is fun for beginners and a must-have for pros.
BERKELEY, California – November 5, 2012 – Keith McMillen Instruments, creator of advanced controllers for human-to-machine music making, announces a Kickstarter campaign for its newest product—QuNexus. QuNexus is a controller that everyone can have fun with. 25 vividly illuminated, touch-sensitive keys invite the beginner to explore, and provide valuable performance feedback for the professional. Smart... Read more »
MusicTech Magazine – QuNeo Review
November 1, 2012
It’s nice to find something that’s so revolutionary, powerful and unique at an affordable price. 10/10 Stars. Read more »
Resident Advisor – QuNeo Review
October 31, 2012
The QuNeo is, first and foremost, extremely versatile… virtually everything you’d want is there. Read more »
QuNeo – New iPad-sized DJ Controller is Hot $199 Device for Holidays
October 30, 2012
Must-have New Gear for Technophiles, Aspiring DJs & Electronic Musicians
BERKELEY, CA – October 30, 2012 – Just in time for the holiday gift-buying season, Keith McMillen Instruments (KMI) today formally announced the release of QuNeo (KYOO-nee-oh), a new, visually stunning iPad-sized multi-touch DJ controller that replaces three pieces of popular DJ gear and boasts a street price of just $199. DJ controllers provide computer... Read more »
QuNeo Now Shipping with Drum Pad Emulation
September 6, 2012
BERKELEY, California – September 6, 2012 – Keith McMillen Instruments, creator of the most responsive and flexible controllers for human-to-machine music making, announces new Drum Pad Emulation mode for the QuNeo. QuNeo, the world’s first 3D Multi-touch pad controller, can now approximate the feel and response of popular MPC-style drum pads such as the Maschine,... Read more »
Keyboard Magazine – 12 Step Review
April 1, 2012
If you’re looking for a USB/MIDI foot controller that’s supremely portable, flexible, visible and reliable, your search is over. Read more »
B&H – 12 Step Review
March 15, 2012
Keith McMillen Instruments is among the most innovative and forward-thinking manufacturers in the pro audio industry today. It’s no surprise that the 12 Step is so intelligently designed and easy to use. Read more »
SonicState – 12 Step Review
March 7, 2012
A single octave MIDI controller device designed to work on the floor and be played with your feet. Plenty of programmability makes it quite a versatile unit. Read more »
KMI Announces SoftStep with KeyWorx
April 14, 2011
BERKELEY, California – April 14, 2011 – KMI today announced KeyWorx, a software application for Mac or PC, is now bundled with SoftStep, the worlds first Multi-Touch foot controller. KeyWorx can select programs, control the cursor, mouse clicks and send out keystrokes, increasing efficiency and reducing RSI (repetitive stress injuries). Using SoftStep in conjunction with... Read more »
Electronic Musician – SoftStep
April 1, 2011
Marty Cutler at Electronic Musician reviews the SoftStep saying, “I can’t imagine any modern musician who wouldn’t benefit from KMI SoftStep… SoftStep gets my unreserved highest recommendation.” Read more »
KMI announces SoftStep for iPad and iPhone, New Endorsers and SoftStep Stand-Alone Release
January 13, 2011
BERKELEY, California — January 13, 2011 — Keith McMillen Instruments (KMI) today announced the iPad and iPhone software release for SoftStep, connecting the world’s first USB/MIDI Multi-Touch foot controller to leading musical iPad and iPhone Apps. KMI is also proud to announce that three legendary musicians, John Paul Jones (Led Zeppelin/Them Crooked Vultures), Vernon Reid... Read more »
KMI Releases StringPort
June 28, 2010
BERKELEY, California – June 28, 2010 – Keith McMillen Instruments, an innovator of creative technology for string instruments, today announced the release of StringPort, the first computer platform for guitars. The StringPort is a hardware device that processes, converts and conveys to the computer the polyphonic audio from industry-standard hexaphonic pickups (such as GK, Graph... Read more »
KMI Debuts SoftStep Lightweight, Customizable Foot Controller Outsteps Current Footswitches
January 13, 2010
BERKELEY, California – January 13, 2010 – The SoftStep foot controller is the alternative to bulky and limited footswitches used by musicians today. The latest innovation from Keith McMillen Instruments (KMI) weighs in at just over a pound, fits into many laptop cases, and boasts ten keys, each with 5 degrees of freedom. This interface... Read more »
KMI to Show New Products at Winter NAMM—2010 Debut of SoftStep, The Last Footswitch You’ll Ever Need
December 8, 2009
BERKELEY, California – December 8, 2009 – Keith McMillen Instruments (KMI) will be unveiling SoftStep at the Winter NAMM 2010 conference, as well as showing K-Bow, Stringport, and Batt-O-Meter to attendees. KMI will be providing one-on-one meetings with their inventors, sales team, and demonstrators. All KMI innovations will be on display at booth #6227 in... Read more »
Batt-O-Meter Saves Your Gig and Your Wallet Now Available at Select Online Retailers
November 9, 2009
BERKELEY, California – November 9, 2009 – The first battery tester for musicians, Batt-O-Meter, is now available for purchase through many popular retailers. Frequently described as ‘indispensable’, Batt-O-Meter saves musicians from that dreaded moment when a battery dies during a gig by telling you the hours of life remaining in your batteries without removing them... Read more »
KMI Introduces Batt-O-Meter, The First Battery Tester for Musicians Batt-O-Meter Prevents Onstage Disasters and Saves Time, Money & the Environment
September 4, 2009
BERKELEY, California – September 4, 2009 – Keith McMillen Instruments (KMI) saves time, money, and the environment with Batt-O-Meter, the first battery tester for musicians. Musicians spend precious energy worrying whether their batteries will last to the end of their set, and wasting batteries because they change healthy ones ‘just in case’. Now, they can... Read more »