KATASYMBOL E12 Lab

Open-source BLE toolkit to print on KATASYMBOL/SUPVAN E12 label printers without the vendor app.

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KATASYMBOL E12 Lab is an open-source toolkit that lets owners of KATASYMBOL/SUPVAN E12 Bluetooth label printers print text, image, and QR labels directly from a computer, without the vendor's mobile app. It is aimed at individuals who want more control over their label printer than the official app allows.

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