For Datalogic QD2131 COM RS232 2M cableSKU:OBFD000078SpecificsSize:2M StraghtInterface:COM RS232Shield: TinnedRated temperature:80℃0.1178Dear customerThank you so much for choosing our company's product.If you have any question with this product,please let me know,we will answer your questions one by one with our professional team.Best wishes.