Easy to turn your PC into a music studio, start by connecting a music keyboard to your computer with the supplied USB MIDI Cable.<br> and high quality. Just connect to a computer USB socket for automatic installation of the driver.<br> Supports Windows XP, Vista Win7 and Mac OS X operating systems<br> LED indicate power on,MIDI in signal and MIDI out signal. USB powered and Class Compliant for true plug & play.<br> Make Music recording by connecting a music keyboard to your computer with the USB MIDI cable with input/output.<br> How to use:<br> 1. Connect the "up" to the MIDI "OUT" jack of a MIDI keyboard<br> Cable (or MIDI device).<br> 2. Connect the "OUT" to the MIDI "IN" socket of a MIDI keyboard<br> Cable (Of MIDI device).<br> 3. Plug the USB cable into a free USB port on the computer,<br> The red LED is lit to show the power supply.<br> 4. Open up your music software program, such as Cubase,<br> Sonar, MIDI connections, etc.<br> 5. Set the music to MIDI in<br> And MIDI-out devices "USB Audio Device".<br> 6.Your USB MIDI interface is now ready for use.<br> Net weight: about 100g<br> Length: about 2 meters<br> Packing size: 14x9.5x2cm<br> Cable length: 2m<br> Material:Tinned copper wire<br> colour:Black<br> Package Contents:<br> 1 x Converter