[. . . ] light with battery and weight saver, about 1" thin · High-capacity lithium-ion battery · i. LINK® (IEEE1394) S400 interface* (supports high-speed digital video, audio, and data transfer capabilities among equipped Sony products) Microsoft® Windows® 2000 Professional Low Voltage Mobile Intel® CeleronTM processor** 600 MHz*** 128 MB SDRAM (expandable to 256 MB max. ) 10 GB hard disk drive Integrated V. 90/K56flex data/fax compatible modem Sony MagicGateTM Memory Stick® media slot 3D graphics support 8 MB max. [. . . ] CD-ROM drive Sony Jog DialTM control One Type I or II PC Card slot with CardBus support One USB port Built-in stereo speakers and touchpad Limited Warranty and Express Service: 90 days, extendible to one year upon registration (restrictions apply). Technical Support: Available free of charge for 90 days after the original date of purchase (restrictions apply). * ** *** i. LINK is a Sony trademark used only to designate that the unit contains an IEEE 1394 port. Due to FCC limitations, speeds of 53 Kbps are the maximum-permissible transmit power levels during download transmissions. Actual data speeds vary depending on the line conditions. 4-659-204-01 [. . . ] Due to FCC limitations, speeds of 53 Kbps are the maximum-permissible transmit power levels during download transmissions. [. . . ]