Lexicon MX400XL
Have it all with the MX400XL. All parameters of every reverb, delay and dynamic effect in this powerhouse quad processor are available inside any VST® or AU compatible DAW program. Just link your computer to the MX400XL with a USB cable and control all automation and recall parameters exactly as you would with any software plug-in — while enjoying the sonic benefits only Lexicon hardware can provide. This XL version provides XLR inputs/outputs. 
Lexicon MX400XL
• 4-in, 4-out dual stereo or surround effects processor
• USB computer connection
• VST/AU plug-in allows software control of hardware unit
• Lexicon-quality reverbs, delays, and effects
• Built-in dbx dynamics processing
• Includes 4-channel surround algorithms
• XLR I/O (see MX400 for TRS I/O)