Name: Keith McMillen MIDI Expander
Brand: Keith McMillen Instruments
SKU: 14646E5O3VL0
Price: 124.48 CAD
Availability: InStock

Walmart US Ecommerce Website

GENERAL MERCHANDISE

PHARMACY

GROCERIES

VUDU

SPARK

PHOTO

ADVERTISING

SAVINGS CATCHER

GIFTCARDS

INHOME

AFFILIATE

ONEAPP

LOTUS

HELP

SMART_REORDER

GROCERY

CONV_COMMERCE

NEW ProductName Tue Apr 15 2025 12:53 PM EDT

NEW ProductHighlightsPlaceholder Wed Jul 02 2025 12:43 AM EDT

NEW AddToCart Mon Jul 14 2025 3:50 PM EDT

 Price Match Policy

Prices, terms, and availability may vary online, in stores, and in–app. If the advertised price is not shown here, inventory at the advertised price may now be sold out. Please see the other offers, if available, while quantities last. Some items may be available from Marketplace Sellers, who set their own prices, and are not eligible for price match. Items sold in store by Walmart may be eligible for a price match to online items shipped and sold by Walmart. For variable weight items, price shown is an estimated price only – you will be charged for the actual weight of the item. See our

NEW LegalPriceDisclaimer Mon Jul 14 2025 4:11 PM EDT

NEW PriceInformation Tue Apr 15 2025 1:30 PM EDT

NEW Breadcrumb Mon Apr 07 2025 8:23 PM EDT

NEW ProductReturnPolicy Mon Jul 14 2025 5:04 PM EDT

NEW Variants Wed Apr 23 2025 11:01 PM EDT

[Sticky] PriceInformation Mon Jul 14 2025 4:03 PM EDT

Other products of interest

MTZ Team | Sponsored Product Carousel - Item Page

NEW PaymentPlans Tue Apr 15 2025 1:31 PM EDT

NEW PromoDiscount Tue Apr 15 2025 6:53 PM EDT

[Sticky] BuyBoxAd Mon Aug 11 2025 3:59 AM EDT

New Item Related Shelves Module, Thursday, June 15, 2023, 6:08:51:10 am

NEW ListsAndRegistries Tue Apr 15 2025 4:50 PM EDT

You'll choose a plan at checkout.

#515357

I want delivery savings with Delivery Pass

#0071dc

NEW Fulfillment Tue Apr 15 2025 2:17 PM EDT

New SellersSecondaryBuyBox Module, Tuesday, September 05, 2023, 4:02:21:76 pm

NEW ProductFlags Thu Apr 10 2025 11:42 PM EDT

MTZ Team | Marquee 1 Ad | Item Page

NEW AddonServicesRedesign Fri Jul 18 2025 1:30 PM EDT

Return Policy

NEW ProductReturnPolicy Tue Apr 15 2025 2:28 PM EDT

NEW PaymentPlans Mon Jul 14 2025 4:15 PM EDT

New Item Page - Product Ingredients Placeholder Module, Friday, February 10, 2023, 10:34:23:79 am

Walmart Rewards Mastercard

NEW FinancingOptions Tue Dec 10 2024 3:32 PM EST

Shop Confidently

NEW ShopWithConfidence Thu Jan 15 2026 2:20 PM EST

NEW SoldAndShippedBy Tue Apr 15 2025 2:23 PM EDT

NEW BrandLink Wed Apr 23 2025 12:07 AM EDT

New!

More savings, less stress.

HSK_Subscribetosave_E_v2

NEW SubscriptionOptionsModule Tue Apr 15 2025 6:44 PM EDT

MTZ Team | Skyline Ad | Item Page

New Item Page - Reviews Placeholder Module, Wednesday, March 22, 2023, 10:04:29:34 am

NEW InternationalShipping Mon May 18 2026 1:02 PM EDT

Buy Box Ad Container Module for Desktop

Custom HTML Module - About SalesFinancing - Second update

New Item Page - Nutrition Value Placeholder Module, Wednesday, February 08, 2023, 5:11:53:90 pm

NEW AddToCart Tue Apr 15 2025 2:19 PM EDT

NEW ProductImages Tue Apr 15 2025 2:13 PM EDT

More items to explore

MTZ Team | Sponsored Product Carousel - Item Page Broad 

NEW SubscriptionPriceMessage Wed Apr 23 2025 6:48 PM EDT

NEW ProductStickyBuyBox Wed Jul 02 2025 12:55 AM EDT

Syndigo

NEW ProductDescriptionPlaceholderATF Tue Jul 08 2025 11:41 PM EDT

MTZ Team | Marquee 2  Ad | Item Page

NEW SoldAndShippedBy Mon Jul 14 2025 5:04 PM EDT

NEW SocialProofMessage Tue Apr 15 2025 7:17 PM EDT

NEW BrandBoxDisplayAd Mon Jul 14 2025 9:14 PM EDT

Custom HTML Module - About Klarna

New Item Page - Product Specifications Placeholder Module, Wednesday, February 08, 2023, 5:15:29:61 pm

NEW LegalPriceDisclaimer Wed Apr 30 2025 12:13 AM EDT

NEW ProductReturnPolicyDetails Tue Dec 10 2024 3:17 PM EST

New Item Page - Product Description Placeholder Module, Wednesday, February 08, 2023, 5:14:04:38 pm

I want shipping & delivery savings with

NEW Fulfillment Mon Jul 14 2025 4:00 PM EDT

True

dWeb: L1/L2- Comparison Chart- WK 07, 2026

RR carousel 2

Item Carousel - Rich Relevance 3

RR carousel

Item Carousel - Rich Relevance 2

#000000

Item Carousel - Rich Relevance 1

Keith McMillen MIDI Expander

5 Pin Midi In & Out Enables Communication With Hardware Devices Powers Your Kmi Controller And Enables Standalone Use Without A Computer Includes 2 Meter A To B Usb Cable Power Plug And 5 Meter A To B Mini-Usb Cable Compatible With Softstep 12 Step Quneo Qunexus And K-Mix The Keith Mcmillen Instruments Midi Expander Is A Must Have Add-On That Enables You To Control Your Midi World

Brand

MIDI Interface Type

Inputs & Outputs

Number of Ports

Input/Output Type

Power Type

Features

Model

Color

Has Written Warranty

5-Pin MIDI Expander for McMillen products. The MIDI Expander is a 5-pin MIDI In & Out box that enables communication from Keith McMillen products with hardware devices.5-pin MIDI In & Out enables communication with hardware devicesPowers your KMI controller and enables stand-alone use without a computerIncludes 2 meter A to B USB cable, power plug, and 5 meter A to B mini-USB cableThe MIDI Expander is a must-have add-on that enables you to control your MIDI world*Only compatible with SoftStep, 12 Step, QuNeo, and other controllers from Keith McMillen InstrumentsSimple plug and play operation

Manufacturer Part Number

Universal Product Code (UPC check)

Walmart Protection Plan

Protect it today, enjoy it for years - plan covers:<br><br>• Mechanical and electrical failures<br>• Breakdowns or failures from normal use<br>• 24/7 virtual tech support and Fast online claims backed by our 3-Business-Day Service Guarantee<br>• Includes 100% parts, labour and shipping - no deductibles

<a href="https://protection.asurion.com/protection-plan-canada/en-ca/quebecdisclaimer"target="_blank" rel="noopener noreferrer">Notice for Quebec Customers</a><br><br><b>Protect it today, enjoy it for years. </b><br>Get low-cost, great value protection that goes beyond the manufacturer’s warranty, keeping your product covered when you need it most.<br><br><b>Protection covers:</b><br>• Mechanical and electrical failures.<br>• Defects in workmanship and materials from normal use.<br>• Fast, easy online claims backed by our 3-Business-Day Service Guarantee.<br>• 100% coverage for parts, labour and shipping - no deductibles or additional cost (pay $0 for approved claims).<br><br><b>How the Plan works:</b><br>1. Add a Plan to your order.<br>2. Plan details will be emailed to you after completing your purchase.<br>3. Start a claim online anytime or by phone.<br>We’ve got you covered up to the amount you paid, whether it’s a replacement, a refund or repairs.<br><br>You can cancel within 90 days of purchase for a hassle-free refund, according to your plan terms.<br>Limitations and exclusions apply. For more details, <a  target="_blank" href="https://i5.walmartimages.ca/dfw/8822aef6-8d82/k2-_f077224e-6d0d-4d83-8a0a-aea858050a15.v1.pdf?icid=cp_page_other_view_terms_conditions_118507_Z9EQC09KX3 rel="noopener noreferrer">view the terms and conditions. </a>

(Only one option can be selected at a time)

Protect your purchase

fulfillment

title_shipToHome_date_free_delivery

<!DOCTYPE html>
<html>
   <head>
      <meta name="viewport" content="width=device-width, initial-scale=1">
      <link
         rel="stylesheet"
         href="https://unpkg.com/tachyons@4.12.0/css/tachyons.min.css"
         />
   </head>
   <body>
      <div class="flex flex-column justify-center w-100 ph3 normal lh-copy pt1">
            <div class="tc">
               <img src="https://i5.walmartimages.com/dfw/8822aef6-7abe/k2-_f4ee767f-a90a-4f70-be39-71e5d7b238a0.v1.jpg">
               <h3>4 equal payments</h3>
               <h4 class="gray">Buy what you love and split the cost. It's that easy. </h4>
            </div>
            <ul>
            <b>
               <li>Add item(s) to your cart.</li>
               <li>
                  Add items to checkout and choose 
                  <image height="14" width="auto" src="https://i5.walmartimages.com/dfw/8822aef6-7abe/k2-_f4ee767f-a90a-4f70-be39-71e5d7b238a0.v1.jpg"></image>
               </li>
               <li>Enter your debit or credit card information. </li>
               <li>Your first payment is taken when the order is processed, and the remaining 3 are automatically taken every two weeks.</li>
            </b>
            </ul>
            <p class="gray">Please note that a higher initial payment may be required for some purchases. Pay later in 4 <a href="https://cdn.klarna.com/1.0/shared/content/legal/terms/0/en_ca/paylaterin4" target="_blank">terms</a> available here. For Quebec residents, these Pay Later 4 <a href="https://cdn.klarna.com/1.0/shared/content/legal/terms/0/en_ca/paylaterin4_quebec" target="_blank">terms</a> are applicable. </p>
      </div>
   </body>
</html>

keith mcmillen midi expander centered front view of a teal rectangular 5-pin MIDI expander box showing labeled POWER USB-B port, green and red status LEDs, 5-pin DIN MIDI In and MIDI Out sockets, and a USB-A EXPAND port; enables standalone MIDI connectivity for SoftStep, QuNeo, 12 Step and other Keith McMillen controllers.

Keith McMillen MIDI Expander

About this item

At a glance

Shop Confidently

Your data, your choice