MIO AUDIO 888 / MIO AUDIO 892 / ALC898 -Realtek High Definition Audio WHQL Driver version 6.0.1.7023 for Windows 7 64 bit, Windows 8 64 bit, Windows 8.1 64 bit. -Realtek High Definition Audio WHQL Driver version 6.0.1.7058 for Windows Server 2008 R2 64 bit, Windows Server 2012 64 bit, Windows Server 2012 R2 64 bit