We do electrical accessories business for 17 years.Our main products are switch,jack,terminal,and 1394 Interface all over the wo Specifications of USB/1394 jacks SeriesTemperature-40-70 oCWithstand VoltageAC500V(50Hz)1minRated loadDC 30V 0.2AInsertion and Extraction Force10-35NContact Resistance<0.03ΩLife5000cyclesInsulation Resistance>100MΩ 1394 JACK