Acer made its Aspire One Pro 531 netbook official. Compare to Aspire One 531, the Pro 531 is more customizable. It can be equipped with either a 2.5-inch 250GB hard drive or a 2.5-inch 64GB SSD for storage. Buyers can also select Windows XP Pro, Windows XP Home and Windows Vista Business as their OS.
Like the Aspire One 531, the Pro version also features Atom N270/N280, 2GB RAM, 10.1-inch display, WiFi, Bluetooth and UMTS/HSPA/EDGE module.