For the mock cold call at the end of most SDR interviews.
“Hi Sam, this is Alex from Digimarc. I know I'm calling out of the blue. Do you have 30 seconds to hear why I called, and then you can tell me if it's worth your time?”
Written from public information about Digimarc to help you practice. Ask an insider what their role play looked like; it's the best prep there is.