Product Feature: -- System Chipset: SIS M661MX + SIS 963L chipset -- CPU: Intel mobile Celeron-M Processor (1. 3~1. 6G) -- Memory: 256MB DDR module -- Optical Drive: CDROM -- HDD: 40GB -- Wireless LAN: Support 802. 11 b/g module(Optional) -- On-Board 10/100 Ethernet LAN -- Built-in V. 92 56Kbps modem -- Display: 14. 1'' XGA TFT LCD, 1024x768 16M colors -- Dimensions: 312(W) x 263(D) x 27. 5(H)mm -- Weight: Less than 4. 9 lbs / 2. 3kg ( with 6 cells Li-Ion Battery) Support ODD and HDD modules for factory CTO/BTO speedy installation