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Lexicon MX400

4-in, 4-out Reverb Processor with dbx Dynamics and Software Control with TRS I/O - Windows VST, Mac AU
Item ID: MX400TRS
Sorry, the Lexicon MX400 is no longer available. We've left this page up for reference only.
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Lexicon MX400
Lexicon MX400

Rich Lexicon Reverbs with Plug-in Convenience!

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Lexicon is noted for reverbs, and now the new MX400 and MX400XL dual stereo/surround reverb processors. bring those quality sounds to project studios, surround facilities on a budget, and live sound applications. The new single-rackspace, 4-in, 4-out MX400 combines an intuitive front-panel design with Lexicon's "Hardware Plug-in" technology, a unique USB connection, and an interface for use with software recording platforms.

Lexicon MX400 Dual Stereo/Surround Reverb Processor at a Glance:
  • Wide array of reverbs, delays, effects, and dbx dynamics
  • "Hardware Plug-in" gives you software control of the unit
  • Intuitive front-panel controls for live use

Wide array of reverbs, delays, effects, and dbx dynamics
Featuring a wide array of rich, complex reverb algorithms, delays, effects and dbx dynamics, the MX400 series is an ideal package equally suited for the home studio or live use. The MX400 series also offers an affordable entry into the ever-expanding world of surround applications. In any application, the MX400 series products provide versatility and sound that is unmistakably Lexicon.

Intuitive front-panel controls for live use
Like its award nominated sibling, the MX200, the MX400 series has removed the compromises associated with using hardware in the home studio environment. The USB "Hardware Plug-In" format allows you to have complete plug-in control over your MX400 within any VST or Audio Units software environment, enabling you to control all automation and recall parameters exactly as you would with any software plug-in while enjoying the sonic benefits only hardware can provide.

Intuitive front-panel controls for live use
Equally at home for live applications, the MX400 supplies the FOH/live sound engineer intuitive front panel control with a backlit LCD screen for parameter displays. A 4-in, 4-out design, the MX400 series offer unprecedented connectivity through TRS balanced I/O (MX400), or XLR I/O (MX400XL). Both products also offer 4-channel surround algorithms, making them an extremely affordable offering to surround mixing facilities.

Lexicon MX400 Dual Stereo/Surround Reverb Processor Features:
  • 4-in, 4-out dual stereo or surround effects processor
  • USB computer connection
  • Plug-in allows software control of hardware unit via Windows VST, Mac AU (Windows 64-bit not supported)
  • Lexicon-quality reverbs, delays, and effects
  • Built-in dbx dynamics processing
  • Includes 4-channel surround algorithms
  • TRS balanced I/O (see MX400XL for XLR I/O)
The MX400 delivers Lexicon-caliber reverbs with the flexibility of a plug-in!

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Offer applies only to single-receipt qualifying purchases. Select manufacturers may require that only the manufacturer’s products qualify towards the minimum purchase amount needed to be eligible for promotional financing. Otherwise, an invoice that meets the minimum purchase amount and contains at least one qualifying manufacturer product is eligible for promotional financing. No interest will be charged on promo purchase balance, and equal monthly payments are required on promo purchase until it is paid in full. The payments equal the amount financed divided by the number of months in the promo period, rounded up to the next whole dollar. These payments may be higher than the payments that would be required if this purchase was a non-promo purchase. During the last month(s) of the promo period the required monthly payment may be reduced due to the prior months’ rounding. Regular account terms apply to non-promo purchases. New Accounts as of 07/31/2025: Purchase APR is 34.99%. Penalty APR is 39.99%. Min Interest Charge is $2. Existing cardholders: See your credit card agreement terms. Subject to credit approval.

Offer applies only to single-receipt qualifying purchases. No interest will be charged on the promo balance if you pay it off, in full, within the promo period. If you do not, interest will be charged on the promo balance from the purchase date. The required minimum monthly payments may or may not pay off the promo balance before the end of the promo period, depending on purchase amount, promo length and payment allocation. Regular account terms apply to non-promo purchases and, after promo period ends, to the promo balance. New Accounts as of 07/31/2025: Purchase APR is 34.99%. Penalty APR is 39.99%. Min Interest Charge is $2. Existing cardholders: See your credit card agreement terms. Subject to credit approval.

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