Detailed Description  CPU Intel® Atom Mobile N270 Dual Core 1.6G @ FSB533MHz (BGA) Chipset Intel® 945GSE+ICH7-M Operation System Support  Windows® XP, Vista, Linux or DOS Memory 1GB (DDR2 667MHz / 533MHz) One DDR2 SO-DIMM slot Support up to 2GB Storage Device 2.5" SATA HDD 160G 5400rpm LCD Size TFT LCD 10.2" WXGA wide-screen Resolution 1024 x 600 I/O Ports  2x USB 2.0 ports   1x VGA port   1x Headphone jack   1x Microphone jack   1x Internal Microphone   1x RJ-45 port for LAN   1x DC-In jack   1x 4in1 cardreader  1x SIM card slot Slots 1x DIMM slot 2x Mini PCI-E slots:  one for WIFI&bluetooth module or WIFI only, another for 3G/3.5G TD-SCDMA / WCDMA / CDMA2000 card(optinal) Internal Reserve Port 2 USB Port in one 6Pin Connector VGA IntelGMA 950 LAN On board 10/100MB LAN WIFI 802.11b/g Keyboard U.S 82 key with embedded numeric keypad  Mouse/Touch pad Touch Pad panel/ External USB Mouse USB Port USB 2.0 x 2 Card Port 4 in 1 SD/MMC/MS/MS pro  Build-in PC Camera 0.3 or 1.3 Mega Pixels (Optional) Sound effect Build-in Realtek sound effect chipset Build-in stereo speaker Build-in Microphone Power 4cell 7.4V/4400mah or 3Cell 11.1V/2200mah battery Last time 3 hours(it depends) Security Kensington® Lock Dimension 252x 183 x 34 mm Weight 1.2Kg Accessories AC adpator, Software CD, User manual Packing Box packing Color Available Black / Crystal White / Brilliant Yellow / Elegant Silver