B Series multi-core connector Contact style:2 ,3,4,5,6 ... Insulator : PEEK /PPS Contact style: weld / crimp.PCB-Core type. Item No: YGG/YGG/YHG/SGG/SEG/SCG/ ... push-pull locking system. 2-Welding,crimping,and PCB-core type connector 3-Straight ,Angle. 4-Minutes pin ... right derection shield effect anti-electromagnetic interference. 6-Series of multi-core,high-density installation space-saving. 7-Pin system ...