Below is an "A Major Scale" written in TAB, [Bold] is the root note.

|-------------------------------4-[5]-4-----------------------------|
|---------------------------5-7---------7-5-------------------------|
|---------------------4-6-7-----------------7-6-4-------------------|
|-------------4-6-[7]-----------------------------[7]-6-4-----------|
|-------4-5-7-------------------------------------------7-5-4-------|
|-[5]-7-------------------------------------------------------7-[5]-|

The audio is in the key of an "A Major Scale" starting from the 5th fret. This scale is one of the more populay shapes because it starts and finishes on a root note.