M-Audio FireWire Audiophile Digital Audio Interface ASIO, WDM, GSIF and Core Audio support Assignable dual stereo headphone jack with robust level output and a dedicated control Software mixing panel with aux send for creating a separate submix Hardware direct monitoring 4X6 I/O ASIO, WDM, GSIF and Core Audio support Assignable dual stereo headphone jack with robust level output and a dedicated control Software mixing panel with aux send for creating a separate submix Hardware direct monitoring M-Audio FireWire Audiophile Digital Audio Interface