USB CDR HS HUB Blue/White Doc allows the Schick CDR Digital Dental Sensors to connect to your computer's USB port. It is necessary to use the black CDR Schick sensor with your windows computer through CDR software (Free from Schick). The required USB cable is NOT included.This does not connect to newest Elite white/blue sensors. This item has not been tested and is being sold as-is, no returns. There are scuffs and marks on the outside and the two pieces in the photos is what will be shipped to your location.