1. latest model with a built-in driver
2. unlike others, it requires no driver installation
3. true plug & play; just plug it to any usb port on pc & it'll install itself
4. 1-in/1-out midi interface
5. 16 midi input channels/16 midi output channels
6. midi activity indicators for each port
7. usb bus powered; requires no external power
8. extremely compact and lightweight
9. length: 2. 0 m