![VTG Tune 1000 Midi Harmony Box Pro Audio Gear Virtual Vocals Canada Untested – St. John's Institute (Hua Ming) VTG Tune 1000 Midi Harmony Box Pro Audio Gear Virtual Vocals Canada Untested – St. John's Institute (Hua Ming)](https://i.ebayimg.com/images/g/e6gAAOSw1S5kRBnL/s-l1600.jpg)
VTG Tune 1000 Midi Harmony Box Pro Audio Gear Virtual Vocals Canada Untested – St. John's Institute (Hua Ming)
![UM4X4 USB MIDI Interface 4 IN /4 Out 64 MIDI Channels 4i/4o + Merge 2i4o MIDI Box 4X4 USB-powered Professional Audio converter - AliExpress UM4X4 USB MIDI Interface 4 IN /4 Out 64 MIDI Channels 4i/4o + Merge 2i4o MIDI Box 4X4 USB-powered Professional Audio converter - AliExpress](https://ae01.alicdn.com/kf/S9b1ba2a8981e4093b53175249e108e1cS.jpg_640x640Q90.jpg_.webp)
UM4X4 USB MIDI Interface 4 IN /4 Out 64 MIDI Channels 4i/4o + Merge 2i4o MIDI Box 4X4 USB-powered Professional Audio converter - AliExpress
![M-Audio Midisport Uno | Portable 1-in/1-out MIDI Interface via USB connection (16 x 16 MIDI channels) : M-AUDIO: Amazon.ca: Musical Instruments, Stage & Studio M-Audio Midisport Uno | Portable 1-in/1-out MIDI Interface via USB connection (16 x 16 MIDI channels) : M-AUDIO: Amazon.ca: Musical Instruments, Stage & Studio](https://m.media-amazon.com/images/I/61TVgAl2C8L.jpg)