Product Title WD Purple WD23PURZ 2 TB Hard Drive - 3.5" Internal - SATA - Purple (WD43PURZ20PK). WD Purple WD23PURZ 2 TB Hard Drive - 3.5" Internal - SATA - Purple (wd43purz-20pk). With so many options, you have the flexibility to upgrade or expand your security applications in the future.Capacity.
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