... certificate; CQC certificate; Quickly delivery and free samples 2.Kangzheng Electronic Co.,ltd can supply VARIOUS of RCA JACKS with RoHS compliment ... (2.5mm/3.5mm/6.35mm),Dc Power Jacks,RCA Jacks,Connectors,Switches(flip/micro/power/rocket/multi function),A&V Composite ... -Board,USB,PCB,HDMI,DR/DB Jacks,DIV,SATA etc.(7)Kangzheng Electronics Co ...