Acer Aspire One D255 Netbook. 2GB Ram,Very good condition ?

Acer Aspire One D255 CPU Intel Atom Processor N450 (1.66GHz) RAM 2GB HDD 80GB ******** Only one minor problem , you can get sound using headphone *** Internal speakers does not work , not sure of the problem >> may be drivers problem but i have got no clue how to do so******* windows 7 Starter .10.1