The key issue is DTS is now out of favour with seemingly most manufacturers - so the only real option imo is to add a compatible track - meaning it can be played natively on any device without the dependency of needing a 'on the fly' conversion each time it is played. A basic windows script to do this is very simple - I've given an example below.  All you need to do is create a .bat file (in notepad), cut and paste in the text below, save it.  Put the created .bat file in the sub directory