Good day. Thank you for your question.
Regarding the connection and configuration for Dual Cam, please refer to this link - https://wiki.teltonika-gps.com/view/Teltonika_DualCam
If you would like to receive the firmware for Dual Cam, kindly reach out to us via VIP Helpdesk or contact your Sales Manager/Distributor as we do not share firmware on the forum.
If you don't have any contacts with our Sales managers, please contact them on our official website https://teltonika-gps.com/
and click on the "Contact Us" button. When you will click, please fill the form and submit it.
Note: as a topic, please choose "Vehicle telematics" or you can send an e-mail with the description of your situation to firstname.lastname@example.org
Thank you for your understanding.