Acer has shown three mobile phones at Computex 2009 which are the Acer F1, Acer L1 and Acer C1 smartphones reports gsmarena.

The Acer F1 smartphone will run Windows Mobile 6.5 operating system and feature a 1GHz processor, 3.8 inch WVGA display, 3G with HSDPA, GPS, FM radio, 5 megapixel camera and 3.5mm audio jack. The Acer F1 is expected to launch in September.

The Acer L1 is a mid range handset which will probably sport a slide out numeric keyboard, five-way navigation key to enable touch-less operation, an Acer designed user interface plug-in, and a 2.8 inch touch screen, again expected in September.

Finally the Acer C1 will pack Windows Mobile 6.5 along with a 2.8 inch touch screen, 2 megapixel camera, and 528 MHz CPU. The Acer C1 is also expected to follow in September. However, Acer has not revealed any other details or prices.