⟨x⟩ Vs. ⟨ch⟩: the letter ⟨x⟩ derives from Latin ⟨x⟩ or ⟨s⟩, or from Arabic ⟨dh⟩ and frequently corresponds to Spanish ⟨j⟩. Omniglot's website page on Portuguese Includes a recording With all the names of your letters with the alphabet, and most phonemes, by a Brazilian speaker. Having said that, https://www.buyfavoritesdisposables.com/