Features With the PC-AD2, one of the analog inputs can be used as a dual mono or stereo microphone input; it also features a dedicated AES-11 sync input and two general-purpose inputs and outputs. The card is compatible with Windows Wave, DirectSound, DirectShow, MCI APIs, MIDI playback and Core Audio, as well as a range of audio compression modes via the Windows Audio Compression Manager or other software compression systems. It supports audio up to 32-bit, 192 kHz and can provide full sound card functionality on Windows 7, 8, 8.1, 10 and Windows Server 2008 R2, 2012 and 2012 R2.