Here is a tutorial that help you convert and import TS files into iTunes
TS(Transport Stream) video format is a video stream format used for storing video on a DVD which can not be import to iTunes directly.
iTunes supports video format: MOV (QuickTime Movie), MP4 (MPEG-4/H.264), M4V, MPEG, AVI (Windows Video), 3GP/3G2, DV (Digital Video), Audio Format: AAC, ,MP3, MP3 VBR, Audible (formats 2, 3, and 4), Apple Lossless, AIFF, WAV and any other audio formats that QuickTime can play.
Software: AVCHD Video Converter
TS to iTunes converter supports convert TS files to MOV, MP4, M4V, MPEG, AVI, 3GP, 3G2, DV and extract audio from video and save as AAC, ,MP3, AIFF, WAV and import TS movie to iTunes then sync to iPod, iPhone, iPad on Windows 7, xp, vista, 2000.
Of course, TS to iTunes video converter can help convert TS, MTS, M2TS, TRP, TD, MOV, MP4 etc common formats and import them to iPod, iPad, iPhone, iTunes, Quicktime, Windows Movie Maker, Sony Vegas etc on Windows.
Tips: For Mac user, can using TS to iTunes converter for Mac
TS to iTunes video converter can also help edit ts files like clip, cut, crop, join, merge, trim, apply effect, set output parameter, snapshot, rotate etc.Step by step on import TS files to itunes.
Step1: Download ts to itunes converter on your PC.

Step2: Add ts files, set output and save

Step3: Click "Start" to convert TS files on Mac.

