Complex sentence: The new CX and CX CAS feature a slim design to it, only at 1.57 cm it still maintains all the features of the previous model except it is not compatible with the TI-84 keypads.
Split into simpler sentences: The new CX and CX CAS feature a slim design. At 1.57 cm, it still maintains all the features of the previous model except it is not compatible with the TI-84 keypads.