Become a Registered LiveScan Submitter

Where can I purchase a livescan device?
Is there a specific type livescan device that I need to purchase?
How much do livescan machines cost?
What steps do I take to become a livescan provider?
Do I need to register my livescan device with FDLE?
Once I have registered my livescan device with FDLE, what is the process?
What is the cost of a criminal history record check?