See also:

Universal Remote System
See Radio Frequency Statement   for information regarding Part 15 of the Federal Communications Commission (FCC) rules and Industry Canada Standards RSS-GEN/210/220/310. ...

Auxiliary Devices (Radio with CD/DVD and MEM)
The optional AUX input allows portable devices to be connected using the 3.5mm (1/8 in) input jack or the USB port. Portable devices are controlled by using the menu system described in Operation ...

3.5mm Jack
Connect a 3.5mm (1/8 in) cable to the auxiliary input jack to use a portable audio player. Playback of an audio device that is connected to the 3.5mm (1/8 in) jack can only be controlled usin ...