Windows

• A maximum of two UAD-2 USB devices can be used
  (Two UAD-2 Satellite USB, or one UAD-2 Satellite USB with one Apollo Twin USB)
• A maximum of two UAD-2 FireWire devices can be used
  (Two UAD-2 Satellite FireWire, or one UAD-2 Satellite FireWire with one Apollo FireWire or Apollo 16)
• UAD-2 Satellite (Thunderbolt, FireWire, USB) and UAD-2 PCIe cards can be combined with each other
• For UAD-2 DSP Accelerator compatibility with various Apollo models, click here
• A maximum of six UA devices can be combined in one system

Mac

• A maximum of two UAD-2 FireWire devices can be used
  (Two UAD-2 Satellite FireWire, or one UAD-2 Satellite FireWire with one Apollo FireWire or Apollo 16)
• UAD-2 Satellite (Thunderbolt, FireWire) and UAD-2 PCIe cards can be combined with each other
• UAD-2 Satellite USB is not compatible with Mac
• For UAD-2 DSP Accelerator compatibility with various Apollo models, click here
• A maximum of six UA devices can be combined in one system