The A Days Tech Professional Charging USB Data Cable outperforms the originally manufactured (OEM) cable and all other aftermarkets commonly seen elsewhere! * This USB Charging Data Cable provides the ability to connect your phone to your computer with your software (sold seperately). * Cable also allows access to features such as Phonebook, Internet, Music, Ringtones, MP3, Calendar, etc as long as your phone and software support that feature. * Use your phone as a high speed modem and access Internet to check email, etc. (consult your carrier for this service) * Advanced charging regulation of this cable is controlled equally by the phone and computer. This means an accurate digitial charge without overcharging.