Able to encode a maximum of about 4,000 alphanumeric characters in a square image, they lend themselves nicely to placement on a narrow receipt slip.

在一个方形图像内至多可编码约4,000个字母数字符号，它们刚刚好可以替代那种窄的收据条。

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Here is your receipt and credit card slip.

这是您的收据和卡单。

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Supports color, slip, receipt, report, kitchen printers.

完全支持卷纸，报表，账单，厨房打印机。

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To improve your chances of getting full credit, provide a sales slip or gift receipt, return the item in new condition, unopened, and with all packaging material.

FORBES: Returning A Gift? What You Need To Know About This Year's Return Policies