Universal Audio Apollo 16, 16 x 16 Channel Firewire and Thunderbolt Audiointerface 24-bit/192 kHz with build-in UAD Realtime-Processing, 16 analogue Inputs Sub-D25, 16 analogue Outputs Sub-D25, 2x Monitor Out XLR (L/R), AES/EBU Digitale I/O, Wordclock, 2x FireWire 800, incl. Thunderbold card, LED-Meter, UAD Quad Core Realtime-Processing, incl. Realtime Analog Classics Plus Bundle: UA 610-B Tube Preamp and EQ, Softube Amp Room Essentials, Fairchild 670 (Legacy), UA Precision Enhancer Hz, 1176SE/LN Classic Limiting Amplifiers (Legacy), Pultec Pro Equalizers (Legacy), Teletronix LA-2A Classic Leveling Amplifier (Legacy), CS-1 Precision Channel,RealVerb Pro, for MAC OSX 10.6 or higher and WIN 7 64-Bit, Housing: 19" 1U.