I would buy one of these, but I don't have a smart phone:

[Euphod]

http://inventorspot.com/articles/train_window_smartphone_charger_stand_genius_cell

Technically, it's not a "part" for playing Trainz, but perhaps if you have the android app it applies...

Don't miss the video on this page, and watch out the train window for the flying cat with heat ray vision!

http://www.genius-cell.com/genius-g...train-window-smartphone-stand-185-series.html

 

[cascaderailroad]

Other Handy Dandy (handheld) Accessories (for those of us who still have "Dumb" phones):

http://www.thinkgeek.com/images/products/frontsquare/retrophone_handset.jpg
http://www.thinkgeek.com/images/products/additional/carousel/retrophone_handset-inuse.jpg

 

[Euphod]

Okay, but I don't see the Train connection there.