Your Dexterity increases by 3, and your Wisdom increases by 1. Your strength is decreased by 3.

You have Blindsight to a range of 30 feet. In addition, you gain proficiency in Perception.

You gain advantage on Dexterity saving throws, and disadvantage on Strength saving throws and Strength(Athletics) skill checks. In addition, when calculating your long and high jump distances, you may use Dexterity instead of Strength for the calculations.