Acer Aspire 4349 Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 50

Audio Codec and Amplifier (Continued) Item Features Amplifier Specification Software:  Compatible with Windows Logo Program 3.10 and future requirements  WaveRT-based audio function driver for Windows Vista  EAX™ 1.0 & 2.0, Direct Sound 3D, and I3DL2 compatible  HRTF 3D Positional Audio (Windows XP only)  Emulation of 26 sound environments to enhance gaming experience  Multi-band software equalizer and tools  Voice Cancellation and Key Shifting in Karaoke mode  Dynamic range control (expander, compressor, and limiter) with adjustable parameters  Intuitive Configuration Panel (Realtek Audio Manager) to enhance user experience  Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application  Smart multiple streaming operation  HDMI audio driver for AMD platform  Dolby ® PCEE program™ (optional software feature)  Fortemedia ® SAM™ technology for voice processing (Beam Forming and Acoustic Echo Cancellation) (optional software feature) Stereo Class-D Speaker Amplifier with 2 watt per channel output power Audio Interface Item Audio Controller Audio onboard or optional Mono or Stereo Resolution Compatibility Sampling rate Internal microphone Internal speaker/quantity Specification Realtek ALC271X-VB3-GR On board Mono output, Stereo input Support 16/20/24bit PCM HD audio Interface Sample rate up to 192Khz resolution VSR (Variable Sampling Rate) Yes Yes/2 channel speakers with 2W per channel outputx1 1-40 Hardware Specifications and Configurations