USB MIDI Interface Cable:Supports all MIDI and large size MIDI devices.Connecting keyboard, MIDI keyboard, synthesizer, electric drum and any device with input & output to computer/laptop for MIDI compose/recording. Plug and Play:USB midi cable is with a built-in driver,simply plug into MID device and PC,needs no difficult driver installation and you are free to go. LED Indicator:Intellgent build-in IN/OUT LED indicator and LED power indicator,MIDI input indicator and MIDI output indicator. Can show different light indicates different status to helps MIDI users easily monitor MIDI Connections. How to used:pay attention! It doesn't work if you connect the wrong interface.Please take the USB MIDI cable plug "IN" into "OUT" interface of MIDI device, Plug "OUT" into "IN" interface of MIDI device. Wide OS Compatibility:The 5-pin MIDI cable support with MIDI cable standard interface devices,such as 10, Win8, Win7, Vista, XP and OS.Note:If you want to connect it with smart phone or tablet,need add a OTG cable(OTG cable not included). size:about 2m Material:plastic colour:As shown Package Contents: 3 x USB to Midi Interface Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.