Sony VAIO VGN-UX490N/C 4.5-Inch Portable Computer (Intel Core 2 Solo U2200 Processor, 1GB RAM, 48 GB Flash Drive, Vista Business) Amazingly small micro PC fits in your hand--4.5 inch LCD touch screen and hidden keyboard 48 GB flash memory storage, 1.2 GHz Ultra Low Voltage Intel Core 2 Solo U2200 processor, 1 GB RAM Tri-mode WiFi (802.11a/b/g), wireless Wide Area Network (WWAN) with AT&amp;T SIM card, Bluetooth connectivity One built-in USB 2.0 port and Memory Stick slot; includes port replicator with three USB, one Firewire, Ethernet, VGA out, composite A/V out Pre-installed with Windows Vista Business