Amazon.com: FORE MIDI to USB Interface MIDI Adapter with Input&Output Connecting with Keyboard/Synthesizer for Editing&Recording Track Work with Windows/Mac OS for Studio USB 2.0 Color Black - 6.5Ft : Musical Instruments
Amazon.com: CME U6MIDI Pro - MIDI interface with router and filter - plug-and-play USB MIDI for computer - 3-in-3-out MIDI with Merge. Split, Thru : Musical Instruments
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