This appears to be either:
If you are looking to download this driver, it is often bundled under the manufacturer's name (sometimes rebranded as , Pospod , or generic POS-58 drivers, as the ES9930U model number is often a reference designator for OEM hardware). Ensure the driver version matches your operating system architecture (x86 or x64).
: For e-commerce label printing on MAC or Windows, ensure the print settings (paper size) are set to 100x150mm for standard shipping labels.
: Often used with 100x150 mm labels for shipping platforms like Shopee, Lazada, and TikTok.