Martial Arts | Bonus Action

When you attack with a monk weapon you can an unarmed strike.
While not wearing armor or a shield:
•You can use Dexterity instead of Strength for the
attack and damage rolls of your unarmed strikes
and monk weapons.
•You can roll a d4 in place of the normal damage
of your unarmed strike or monk weapon. This increases by 2 for each 6 levels beyond 4th.