Audio Chipset: 1. Built-in Realtek ® ALC887 chip
2. Support High Definition Audio
3. Support 2/4/5 1/7.1 channels * To start the 7.1 channel audio output, you must use the front panel audio output hole of the HD (High Definition, high fidelity) audio module to connect and select the multi-channel audio function through the audio software.
4. Support S/PDIF output