8 Mono Mic/line Channel InputsHigh-headroom Class A Xmax Mic PreamplifierXlr Mic And Balanced ?in Line Inputs60 Mm Precision Faders4 Stereo Line Channel InputsHigh-headroom Class A Xmax Mic Preamplifier (ch. 9, 11, 13, And 15)Xlr Mic Inputs (ch. 9, 11, 13, And 15)Balanced ?in Line Inputs (ch. 9-16)Unbalanced Rca Line Inputs (ch. 13-16)60 Mm Precision Fader (4 Stereo)4 Auxiliary Buses (pre/post-fader Send)2 Internal Fx Buses2 Stereo 32-bit Digital Effects Processors With Customizable Reverb And Delay PresetsFat Channel Signal Processing On All Channels And Buses3-band Semi-parametric Eq (individual Band On/off)Full-featured CompressorStandard Downward ExpanderLimiterPhase Reverse (12 Mic Preamplifiers Only)Pan With Dedicated 15-led DisplayStereo Link For Input Channels And Aux BusesHigh-pass FilterOne 31-band Stereo Graphic Eq (on Main Outputs Only)16-in/16-out Firewire Recording Interface (24-bit/44.1 Khz And 48 Khz)Compatible With Most Audio Software Via Asio, Windows Audio, Core AudioScene Store And RecallSettings Can Be Copied Among Channels And Buses And Saved As User PresetsPresonus Studio One Artist Digital Audio WorkstationPresonus Capture Live-recording Software Presonus Universal Control With Virtual Studiolive Bidirectional Mixer-control SoftwareLockout Mode Protects Your Settings From Meddlers And AccidentsMidi Control Mode Provides Control Over:scene And Fx Preset Recall, Main Volume, Fxa, And Fxb Output Levels, Fxa And Fxb Assign/unassign To Mains Free Studiolive Remote Ipad® Wireless-control Software Available At The Apple App Store Dimensions: 15 1/2inl X 16inw X 5 1/2inhAuthorized Internet Dealer1-year Manufacturer's Warranty