Is the Staff of Defense a +1 quarterstaff?

@JeremyECrawford is the Staff of Defense a +1 quarterstaff?

— Joshua lambert (@Jlambert384) February 23, 2017

If a magic item grants a +1 to attack and damage rolls, its description says so. The staff of defense (Starter Set) doesn't say so. #DnD https://t.co/8xFuSaO4cn

— Jeremy Crawford (@JeremyECrawford) February 23, 2017