... 1.High quality and competitive price 2Good-After service USB Connector, A type, SMD type, Righy angle, 90 degree, 4 ... PinSpecification:Materials and Plating:InsulatorPBT thermoplastic,30%glass filled(UL94V-0 rated)Contact materialCopper AlloyContact PlatingGold Plating (selective gold finish)ShellSPCC ... and Extraction Force3~20NLifetime10000 times 4 Pin usb 180 degree connector with High Quality