CLK 55 CELL PHONE AND COMMAND

Hello All, I am extrememly confused and looking to the group for answers<br> <br> I purchased a 01' CLK 55 without the cell phone and without the COMMAND sytems installed<br> <br> I want to purchase and install both of these options.. questions, #1 is it possible to install these #2 anyplace to buy them reasonably? <br> I need the whole kit for both of these items.<br> <br> #3 I have a motorola V60c that I purchased from Verizon a while ago. Will this work