USB MIDI Interface Cable: Supports all MIDI and large size MIDI devices. Connect keyboard, MIDI keyboard, synthesizer, electric piano, and any device with input & output to computer or laptop for MIDI composition and recording. Plug and Play: USB MIDI cable features a built-in driver. Simply plug into your MIDI device and PCno additional driver installation required. LED Indicator: Built-in IN/OUT LED indicators and power indicator show different statuses, helping users easily monitor MIDI connections. How to Use: Ensure correct connection. Plug the USB MIDI cable "IN" to the "OUT" port of the MIDI device, and "OUT" to the "IN" port of the MIDI device. Incorrect connection may prevent function. Wide OS Compatibility: Compatible with standard 5-pin MIDI interface devices on Windows 10, Windows 8, Windows 7, Vista, Windows XP, and Mac OS. To connect to smartphones or tablets, an OTG cable is required (not included). Length: Approximately 2m Material: Plastic Color: As shown Package Contents: 1 x USB to MIDI Interface Cable Note: Other items not included. Due to lighting and display differences, actual color may vary slightly from images. Measurement error allowance is +/- 1-3cm.