Description IN-OUT MIDI Interface Converter USB Cable PC Music Keyboard Adapter Cord Line The product is shipped based on the color or size of the main image of the product page. IN-OUT MIDI Interface Converter USB Cable PC Music Keyboard Adapter Cord Line The product is shipped based on the color or size of the main image of the product page. This MIDI interface cable is self-powered and can be conveniently attached to your computers USB port, without the need for tools or computer disassembly. It is the simplest and most convenient way to connect a keyboard or controller to a computer via a USB port. Theres no need for additional cables - this interface comes with integral USB and MIDI cables as part of its sturdy construction. Provides one MIDI input port and one MIDI output port, with each MIDI port supporting 16 MIDI channels. Easily turns your computer into a music studio and gives you the power to play songs on your keyboard or other controller. Then mix and edit them on your home computer or laptop with any sequencing or recording software you have installed. Features: Easy to install with built-in driver, USB powered, no AC adapter needed. 16 MIDI input channels 16 MIDI output channels. Powered by computers USB port, no AC adapter needed. 3 active indicators for each midi port: Power On-Red, Play