⚠️ "Rohs" often refers to a generic Chinese plotter series (sometimes labeled "Rohs 720/721/860"). The driver is typically a USB to Serial bridge driver (CH340, PL2303, or similar).
The (often identified as the JK721 or MH721 ) is a 28-inch vinyl cutting plotter favored by small sign shops and hobbyists for its precision and affordability. Getting its driver to talk to a PC is a classic technical saga often involving "virtual COM ports" and specific setup sequences. Chapter 1: The Arrival Rohs 721 Cutting Plotter Driver Pc
Do not provide credit card info to sites claiming to have the driver for a fee; these are often unreliable or fraudulent. 2. Installation Steps ⚠️ "Rohs" often refers to a generic Chinese