... Samsung, Sony Ericsson and more) (Apple's iPhone, BlackBerry optional) USB universal charger (optional):DC input: 5.0±0.25V DC output ... Samsung, Sony Ericsson and more) (Apple's iPhone, BlackBerry optional) USB universal charger (optional):DC input: 5.0±0.25V DC output ... Samsung, Sony Ericsson and more) (Apple's iPhone, BlackBerry optional) USB universal charger (optional):DC input: 5.0±0.25V DC output ...