Hi @u543 and thanks for your query. The short answer is yes! However, in order to use the Tobii 4C Eye Tracker in conjunction with the Pro SDK, this requires the purchase of a special unlock file and an analytical licence.
You can read further information about the distinction between interaction an analytical use of our eye trackers @ https://analyticaluse.tobii.com/?utm_source=developer.tobii.com
To obtain a quote relevant to your situation, kindly send an email to [email protected] and they will provide you accordingly.
Please let us know if we can be of any further assistance.