Acer Aspire User's Guide
Page 44
... featuring beam forming and echo cancellation technologies. English 24 Audio The computer also comes with the tube-style hinge. Using Dolby Home Theater for surround/multichannel sound (only for certain models) The system provides you whole new enthusiastic audio ...converts any stereo (two-channel) movie, music, TV, or game audio source. Acer PureZone (only for certain models) Your Acer notebook comes with built-in a realistic, multi-channel audio environment. Acer PureZone technology supports Acoustic Echo Cancellation, Beam Forming and Noise Suppression for certain models...
... featuring beam forming and echo cancellation technologies. English 24 Audio The computer also comes with the tube-style hinge. Using Dolby Home Theater for surround/multichannel sound (only for certain models) The system provides you whole new enthusiastic audio ...converts any stereo (two-channel) movie, music, TV, or game audio source. Acer PureZone (only for certain models) Your Acer notebook comes with built-in a realistic, multi-channel audio environment. Acer PureZone technology supports Acoustic Echo Cancellation, Beam Forming and Noise Suppression for certain models...