Audio Chipset: 1. Built-in Realtek ALC887
2. Support High Definition Audio
3. Support 2/4/5 1/7.1 channels
To activate the 7.1 channel audio output, you must use the front panel audio output of the HD (High Definition, High Fax) audio module and select the multi-channel audio function through the audio software.
Audio Chipset: 1. Built-in Realtek ALC888 chip
2. Support High Definition Audio
3. Support 2/4 /5.1/7.1 channels
4. Support S/PDIF input/output
5. Support CD audio input