... ,UL 2.9 years' manufacturer 3.provide OEM,ODM Specification of AC Power Jack series Rated Load AC 250V 10ATemperature -30~70 ... : 5000 cycles Withstand Voltage: AC 1500 V(50Hz) 1minApplication of AC Power Jack seriesWidely used inMP3,MP4,PDA,Radio, Audio-visual Equipment ... and many kind of AV.Diagram PS : For more details,welcome ...