DC Jack Power Connector -Laptop adapter The connector size:  5.5*2.1/5.5*2.5/3.5*1.35/3.5*1.1/4.5*1.7... Shenzhen Baifuda Electronic is one of the Manufacture audio cable/video connector& VGAcable in China. We can supply such as ------DC Jack Power Connector -Laptop adapter, RCA jack, Scart connector, Coaxial connector, USB connector, audio connector, push terminal, DC jack, DC Jack Power Connector -Laptop adapter VGA connector, BNC connector. Car radio antenna connector, TV antenna plug, matching transformer, audio extension cable.