Compatible with Square Stand and Square register - USB only- IF NOT WORKING WITH SQUARE, UPDATE SQAURE APP Compatible with Square Stand and Square register - USB only- IF NOT WORKING WITH SQUARE, UPDATE SQAURE APP USB interface ONLY - Not blutooth or WIFI To Use with Square, you must have the Square Stand Or Square Register Compatible with Square Stand and Square register USB only Compatible with Square Stand and Square register - USB only- IF NOT WORKING WITH SQUARE, UPDATE SQAURE APP USB interface ONLY - Not blutooth or WIFI To Use with Square, you must have the Square Stand Or Square Register Compatible with Square Stand and Square register USB only
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