Very easy for taking, easily charging from your laptop or usb wall charger. Charging and sync date transferring for apple 30 pin, 8 pin device and micro usb port products. Suitable for iPhone, iPod, iPad and other android phones. Equipped with intelligent identification chip, can quickly identify android or ios system, such as software versions, can be a good connection, support more than 95% of the software version, download and data transmission function.