Retractable 3 in 1 Mini USB, Micro USB and 30 pin to USB Cable for Apple iPhone Mobile Phones This 3-in-1 mini USB / Micro USB / Apple 30 pin to USB cable will connect your device to the USB port on your computer. It supports various mobile phone, iPhone, iPad, iPod, digital camera, MP3 Player, GPS, Portable Game console etc. The cable is 2.5 feet when fully extended.