Asustek unveils two new cards from the Xonar audio card family. The Xonar D2X has PCI Express interface 2X and Xonar U1 has USB interface.A new technoly - DS3D GX extension - provide support for surround sound and hardware accelerated features by translating DirectX to the DS3D GX.
The Xonar D2X also includes the “Acoustics Echo Cancellation” (AEC) technology, which can eliminate up-to-40dB speaker echo return. It features a signal-to-noise ratio (SNR) of 118 dB for both audio in and out. The Xonar D2X is able to deliver 118 dB quality audio for all 7.1 channels. It also includes Dolby Digital Live, which converts PC or game audio content into Dolby Digital in real-time; Dolby Headphone, which creates a surround sound listening experience when using any set of headphones; Dolby Virtual Speaker, which delivers a surround sound listening experience from stereo speakers and Dolby Pro Logic IIx, which creates up to 7.1-channel surround sounds from stereo or 5.1 sources as well as DTS Interactive for real time AC-3 encoding and DTS NEP: PC stereo to multi-channel expander.
The Xonar U1 is an external USB audio device that improves audio by eliminating electromagnetic interference (EMI) and noisy DC circuits inside the PC chassis. It also offers DAC (digital to analog convertor) to improve music or gaming audio. It features Dolby Virtual Speaker, Dolby Headphone, Dolby Digital Live and Dolby Prologic IIx.
Originally at http://www.hardwaresecrets.com/news/2467
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