The ALC888T is a high-performance 7.1+2 Channel High Definition Audio Codec providing ten DAC channels that simultaneously support 7.1 sound playback, plus 2 channels of independent stereo sound output (multiple streaming) through the front panel stereo outputs. The chip integrates two stereo ADCs that can support a stereo microphone, and feature Acoustic Echo Cancellation (AEC), Beam Forming (BF), and Noise Suppression (NS) technology for an enhanced VoIP experience.
The ALC888T allows VoIP connection through a traditional phone, offering great convenience and providing an economic solution for user-friendly VoIP. In addition, the ALC888T is able to auto-switch from a VoIP connection to the traditional PSTN service in the event of power failure, and continue to provide functions and services, e.g., emergency call (911) access, providing flexible usage and convenience for users.
All analog IO are input and output capable, and headphone amplifiers are also integrated at each analog output. All analog IOs can be re-tasked according to user's definitions, or automatically switched depending on the connected device type.
Support for 16/20/24-bit S/PDIF input and output offers easy connection of PCs to high-quality consumer electronic products such as digital decoders and speakers. The ALC888T incorporates Realtek proprietary converter technology to achieve 97dB dynamic range playback quality and 90dB dynamic range recording quality, and is designed for Windows Vista premium desktop and laptop systems.
The ALC888T supports host/soft audio from the Intel ICH series chipset, and also from any other HDA compatible audio controller. With EAX/Direct Sound 3D/I3DL2/A3D compatibility, and excellent software utilities like Karaoke mode, environment emulation, software equalizer, HRTF 3D positional audio, the ALC888T provides an excellent home entertainment package and game experience for PC users, combined with easy-to-use VoIP functionality.