Difference between CEC TL1 and TL1X


I wanted to know what exactly is the difference between the CEC TL1 and TL1X is it signaficant as I can have the TL1 at a very very good price also wanted to know what you guys think of the Accustic Arts Drive I when compared to the TL1.

The transport is going to be paired with a Audio Aero Prima (Capitole)Dac.