Before conversion from WinXP to Win7 ran my old MIDITECH Master Keyboard MIDI Studio 2 problemlosam into the USB port and hamonierte on all MIDI levels in Cubase. Since the keyboard manufacturers, unfortunately the USB port hardware u. By software not supported on Win7 / 64bit, should a USB to MIDI Adapter remedy. Moment during my online research'm always met with the China-adapter, which are offered at different prices from different suppliers, but apparently one thing in common: They lack an optocoupler and a freewheeling diode that - UNDER CERTAIN CONDITIONS - not transmit MIDI messages properly and process. What in the one best runs, runs at the other just do not, or only partially. Since I did not want to dispose of my keyboard and indeed a lot of positive reviews on the product are, I allowed myself to the test. MIDI IN to OUT (thanks for the many notes) and the new hardware has also been detected and installed properly under Win7. It was actually transmitted a signal (test environment EZ Drummer as a standalone plug-in), as well to div. Applications under Cubase 7. MIDI Doppler, unfortunately a tough response and hanger lead to no liquid play (Asio, latencies and the whole Klimbim already optimized). Although you can hear a sound and a lot of patience and certainly editing etc. But since supplies even the PC mouse or the virtual keyboard in Cubase better results. Following we had to try out and loan - and with an unchanged hardware software environment -. A Yamaha Motif and a newer Keyboard Controllers by Alesis (Q49) connected by USB to USB and everything went well .... just not with this USB to MIDI interface. So you have to stop but a new Keyboard ago. Too bad, but it was worth a try.