They are compatible with all 30 251 type labels, the Dymo Label Software and other various applications. PRINTERS: Use with the Dymo 400/450, 4XL, Turbo, Twin Turbo, and Duo LabelWriters. Will also work with Zebra, Rollo, Onyx, Vrettri, Eltron, Munbyn, Datamax, Fargo, Sato, NEX, Vevor, Jadens, Polono, Pedoolo, Labelrange, PRT, and other Zebra compatible direct thermal printers.
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