Features:It\'s easy to turn your PC into a music studio. Start by connecting an electronic musical instrument to your computer with the supplied USB MIDI cable. Within minutes you\'ll be able to play songs while they are being recorded on your PC! With appropriate software， you can overdub additional instruments， then edit， mix and even print sheet music of your final compositions.Lastest version with a built-in driverUSB Powered and Class Compliant for true plug & play.Just connect to a computer USB socket for automatic installation of the driver.1 in and 1 out MIDI interface; 16 MIDI input channels & 16 MIDI output channelsLED\'s indicate power on， MIDI in signal and MIDI out signalSupports Windows XP， Vista and Mac OS X operating systemsInstructions for Use:Connect the cable marked \"IN\" to the MIDI \"OUT\" socket of a MIDI keyboard(or MIDI device)Connect the cable marked \"OUT\" to the MIDI \"IN\" socket of a MIDI keyboard(of MIDI device)Plug the USB cable into any free USB socket on your computer， the red LED will light to show power onOpen your music software program， e.g. Cubase， Sonar， MIDI Connections， ectSet the music programs MIDI in and MIDI Out devices to \"USB Audio Device\"Your USB to MIDI interface is now ready for useTo save potential problems， it is recommended that this interface is always connected to the same USB as it was originally installed on to prevent multiple installations of the driverSpecification:Color: BlackCable Length: 30cmNet weight: 84g Package weight: 95gPackage Content:1 x Keyboard to PC USB MIDI Cable