... OEM/ODM service 4.RoHs approved 5.100%tested before delivery 3.5 triple-track plug to female socket for Iphone ... , voice communications, burglar alarms and other dedicated fire protective circuits.4.Technology process: cutting , crimping,welding, assembly and testing .5 ... REACH, certificate) Product Name3.5 triple-track plug to female socket for Iphone Model YM4053 Input voltage 5-24V Output voltage ...