User defined Objects equality always returns false

User defined Objects equality always returns false

Class Product def initialize(name, qty) @name = name @qty = qty end def
to_s "#{@name}, #{@qty}" end end
irb> Product.new("Amazon", 3) == Product.new ("Amazon", 3) irb> false
Ruby always returns false for these type of user defined objects which is
wrong, how to make them true if they are equal and false if they are wrong