amidi -l
Dir Device    Name
IO  hw:0,0    EMU10K1 MPU-401 (UART)
IO  hw:0,1    Emu10k1 Synth MIDI (16 subdevices)
IO  hw:0,2    Emu10k1 Synth MIDI (16 subdevices)
IO  hw:2,0    Virtual Raw MIDI (16 subdevices)
IO  hw:2,1    Virtual Raw MIDI (16 subdevices)
IO  hw:2,2    Virtual Raw MIDI (16 subdevices)
IO  hw:2,3    Virtual Raw MIDI (16 subdevices)