ðɛɹˌɑːɹ θɹˈiː kˈæɾɪɡɚɹiz ʌv kˈɑːɹd ɹˈiːdɚz sˈɔːɹɾᵻd baɪ ðə tˈaɪp ænd kwˈɔntᵻɾi ʌvðə kˈɑːɹd slˈɑːts: sˈɪŋɡəl kˈɑːɹd ɹˈiːdɚ ˈiː.dʒˈiː. wˈʌn ˈɛks ˌɛsdˈiːˈoʊnli, mˈʌltaɪ kˈɑːɹd ɹˈiːdɚ ˈiː.dʒˈiː. nˈaɪnɪn wˈʌn ænd sˈɪɹiz kˈɑːɹd ɹˈiːdɚ ˈiː.dʒˈiː. fˈoːɹ ˈɛks ˌɛsdˈiːˈoʊnli.
There are three categories of card readers sorted by the type and quantity of the card slots: single card reader (e.g. 1x SD-only), multi card reader (e.g. 9-in-1) and series card reader (e.g. 4x SD-only).