I guess that thing is not old enough for people to actually care, but anyway... here's how the inside looks thru the service door on the back.
They really put in whatever they could squeeze into the mini PCI-E slots. It has GSM, WLAN, Bluetooth, GPS, and even RFID (UHF) reading and writing capabilities.
Due to all of this, I'm thinking about using it to catalog my collection. If I could get cheap RFID chips, it would even allow me not only to scan e.g. a box it items, but also to locate an item.