USB & Firewire combo option for Copy Master II USB 2.0: USB Port will provide acces to ONLY ONE external drive. Firewire: Using Recording Software (not provided) that will support multiple burners, the firewire upgrade will allow you to access up to 7 recorders in the duplicator. You will NOT have access to the duplicator"s internal hard drive from either port. USB cable is not included. Firewire cable is not included.

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