B-Stock, Universal Audio Apollo Quad Firewire, 18 x 24 Firewire Audiointerface 24-bit/192 kHz with build-in UAD Realtime-Processing, analogue Inputs: 4x XLR Mic-In, 8x Line-In balanced, 2x DI, analogue Outputs: 8x Line-Out balanced, 2x Monitor, 2x Headphone, Digitale I/O´s: 2x ADAT I/O, S/PDIF, Wordclock, PC-Interface: FireWire 800, 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, B-Stock with full warranty, may have slight traces of use