Speed test for all home internet and mobile broadband.

What is Ping time? (Lower is better)

The time for messages sent from the originating host to a destination computer that are echoed back to the source. Including the length of time it takes for a signal to be sent plus the length of time it takes for an acknowledgment of that signal to be received. 

What is Jitter time? (Lower is better)

The interval between two times of maximum or minimum effect of a signal characteristic varies regularly with time.