Audio; Purezone (Only For Certain Models); Tuba (Only For Certain Models); Using Dolby Home Theater For Surround/Multi- Channel Sound (Only For Certain Models) - Acer Aspire 7738G-904G50Mi Generic User Manual [Page 24]
Acer Aspire 6935G 16 inch Laptop, Core 2 Duo T6400 2.0 GHz, 4 GB RAM, 250 GB HDD, Vista Home Premium : Amazon.ae: Electronics