Product Description Detailed Specs Downloads Reviews/Questions Product Description LABELMATE, CONTROLLER PCB ASSEMBLY, FOR RR-250, 330, 330A., 330-U, 330-US Detailed Specs MFG Part Number PCB-RR Product Type Accessory Sold By Each null null null null null null null null null null Downloads Reviews/Questions The Labelmate PCB-RR is also known as LAB -PCBRR or PCBRR