| Brand | Unbranded |
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Check the listing for details. USB Optical Isolation Processor for PC/Phone OTG/Pi Board DAC Interface DSD512. Condition: New. Listed at 269.99 USD. There are two machines in one set of isolators. Machines A and B are connected by dual LC optical fiber. This can play the role of port security and interference isolation. The product supports up to DSD512.