when using for shopping 121 and 122 what's different compare to 101 dump?

Jdean017 hit me on telegram

o 101—Magnetic-stipe card; international use
o 120—Magnetic-stripe card; international use; PIN is required
o 121—Magnetic-stripe card; international use; online authorization required for all transactions, no restriction
o 122—Magnetic-stripe card; international use; online authorization required for all transactions, Goods and services only
o 201—EMV chip card; international use
o 221—EMV chip card; international use; online authorization required for all transactions
o 601—National-use EMV chip credit and debit card
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they are all straight meg strip cards

so from what it looks like 121/101 are the way to go