https://support.specialtyansweringservice.net/article/447-activating-and-configuring-queue-callback
Activating and Configuring Queue Callback - Help | Training | Support -Specialty Answering Service...
When activated, Queue Callback (also known as virtual callback or virtual queueing) will dial your callers back if they hang up while waiting for 15 seconds or
queue callbacktraining supportactivatingconfiguring
https://discuss.luxonis.com/d/316-how-to-modify-queue-add-callback-cpp-to-use-mono-cameras-only/2
How to modify queue_add_callback.cpp to use mono cameras only? - Luxonis Forum
Hi, I am trying to catch mono images using callbacks, I modified the queue_add_callback.cpp by comment out all lines contain 'camRgb'. But it seems not worki...