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Acer's Aspire 1820P notebook has a convertible tablet display that allows multitouch input.
Windows 7, which the 1820P uses, is the first version of Microsoft's operating system to have touchscreen functionality baked in from the start.
The Aspire 5738P notebook also features touchscreen functionality.
This picture shows the laptop running Acer's TouchPortal, which lets the user drag and drop photos onto a photo wall and access multimedia files and devices using virtual buttons.
Acer also showed off all-in-one touchscreen devices such as the Aspire Z5610, which has a 23-inch multitouch display with a resolution of 1,920 x 1,080 pixels.