4pin SMT USB socket 1,super mini connector,4 pins 2,high quality and competitive price 3,hot sale 4 pin USB SMT socketInsulation Resistance: ... 5000 cycleApplication:desktop PCs, peripherals, keyboards, mouse, digital consumer electronics and telephony-ISDN, PBXs, Cell phones, PDAs, MP3 Players, Other portable ... Plated 15 u''Selective Gold Plated 30 u'' Electric magnetic 4 pin SMT USB socket connector