Yes.
When this unit and the computer are connected and iTunes is played, the sound is input to this unit's channel 1. It cannot be input to other channels. Also, files containing DRM data cannot be played.
If sound is not input when the above operation is performed, perform the following operation:
Windows
At the [Run command] dialog box in the [Start Menu], input [mmsys.cpl], then press [OK]. The audio settings window opens. Select "Pioneer DJM-T1" at [Sound playback] in the [Audio] tab.
*This cannot be used simultaneously with the ASIO driver.
Mac OS
At the [Output] tab under [System Environment Settings] > [Sound], select "Sound output device", then select "Pioneer DJM-T1" from the sound devices. This unit's input channel can be changed by selecting "Pioneer DJM-T1" at the [Audio MIDI Settings] under [Applications] > [Utilities] then using the [Configure speakers ...] dialog.