USB MIDI Interface Cable: Supports all MIDI and large size MIDI devices. Connect keyboard, MIDI keyboard, synthesizer, electric drum, 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 PC—no complicated driver installation required. LED Indicator: Intelligent built-in IN/OUT LED indicator and power indicator show different lights for different statuses, helping users easily monitor MIDI connections. How to Use: Ensure correct connection. Plug the "IN" of the USB MIDI cable into the "OUT" port of the MIDI device, and plug the "OUT" of the cable into the "IN" port of the MIDI device. Wide OS Compatibility: 5-pin MIDI cable supports standard MIDI interface devices on Windows 8, Windows 7, Vista, Windows XP, and Mac OS. To connect to a smartphone or tablet, an OTG cable is required (not included). Size: Approximately 2m Material: Plastic Color: As shown Package Contents: 1 x USB to MIDI Interface Cable Note: Other items not included. Light reflection and display differences may cause slight color variation between image and actual item. Measurement error allowed within +/- 1-3cm.