To identify the Comtrend 5363 modems, use the following photos and instructions.
Here is the top and back of the modem for reference.
There are two places on this modem that identify the Comtrend 5363 model number of CT5363, the front and the label on the bottom.
On the front of the modem, the model number is displayed on the right, as circled in the photo above.
On the bottom of the modem, there is a label that displays the model number of CT-5363, as pointed out by the arrows, in the photos above and below.