Cheap And Discounts HAOJIAYI Ruida RD RDC6332G 6332M Co2 Laser DSP Controller for Laser Engraving and Cutting Machine RDC DSP 6332G 6332M Wholesale. Buy Directly From Merchant QDLASER Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.