PC-300: Do I need a MIDI Conector for the PC-300 on My Computer? April 12, 2023 06:00 Updated Follow No, the PC-300 transfers MIDI via the USB bus with the USB driver. Related articles PC-300: Problems Installing Drivers General: Windows 10/11 Drivers are not installed automatically RC-300: Auditioning Rhythms USB Drivers Installed Correctly but Cannot See Audio or MIDI Ports in Recording Software in Windows XP or 2000 MC-505: External Sequencing with the MC-505