HP 14" EliteBook laptop has an intel i5-3320M CPU. Storage capacity of the hard drive is 500GB and has a DVD / CD drive. The laptop has the following interfaces - SD card slot, 3 USB ports, eSATA port, 1394A port, audio ports, ethernet port and a VGA port. The laptop was test and is fully functional while plugged into the included AC adapter - the computer continued to function on battery power (how long the battery lasts per charge is unknown).