Universal Audio UAD-2 QUAD Core PCIe DSP Accelerator Package Professional four-processor DSP Accelerator Card (PCIe format) compatible with Intel-based Macs and Windows 7 PCs Includes "Analog Classics Plus" plug-in bundle Compatible with Pro Tools, Logic Pro, Cubase, Live, Garage Band, and more Can be combined with other UAD-2 devices, including UAD-2 PCIe card(s), UAD-2 Satellite, and Apollo audio interfaces Connect to Thunderbolt-equipped Macs via a compatible chassis (sold separately)