Acer Aspire S7-391 - Page 31

Hardware Specifications and Configurations 1-23
Supported Display Resolutions
Audio Codec
Audio Interface
Specification
1024×768, 60 Hz 1360×768, 60 Hz
1152×864, 60 Hz 1366×768, 60 Hz
1280×768, 60 Hz 1400×1050, 60 Hz
1280×800, 60 Hz 1440×900, 60 Hz
1280×960, 60 Hz 1600×900, 60 Hz
1280×1024, 60 Hz 1680×1050, 60 Hz
Maximum Resolution HDMI: 1920x1080: 60Hz
Item Specification
Controller Realtek ALC271X-VB6
Features
 98 dB Signal-to-Noise Ratio (A-weighting) for DAC output
 90 dB Signal-to-Noise Ratio (A-weighting) for ADC input
 Internal Digital Power support: 3.3V digital core power;
1.5–3.3V digital IO power for HDA link; 3.0–5.5V analog
power; 4.5–5.5V power stage voltage
 Acoustic Echo Cancellation (AEC), Noise Suppression (NS),
and Beam Forming (BF) technologies for voice application
 48-pin green QFN package
Item Specification
Controller Realtek ALC271X-VB6
Audio onboard Yes
Audio channel Stereo
Resolution 18 bit stereo full duplex
Compatibility High Definition Audio Specification
Sampling rate 1 Hz resolution VSR (Variable Sampling Rate)
Internal microphone Yes
Internal speaker/quantity Yes, two speakers