1. A biometric data collection system comprising: a touch screen; a plurality of keys situated on the touch screen, one or more of the plurality of keys configured to allow a user to enter information into the system; and at least one sensor located behind at least one key of the plurality of keys; wherein the at least one sensor located behind the at least one key is for obtaining a finger print of a user touching the at least one key; wherein the obtaining of the fingerprint is not detectable by the user.