You fire 48 rounds in the course for Tennessee

12 at 3 yards or so first six are called for each shot then the next six are fire at will.

then 12 rounds from 7 yards or so 6 are called shots then six fire at will

then 12 rounds at 15 yards called shots then fire at will

the final twelve are back at the 3 yard line aand they are rapid fire for each six.

and as long as you qualify at the range you can carry any caliber or type of handgun that you want.