What Are the Differences Between the 3 Zappiti Player 4K Models ?

The only differences between the 3 models are the internal storage capacity.

Zappiti Player 4K Duo: 2 internal HDD rack enclosures (up to 16 TB total capacity). 5x USB ports.
Zappiti Player 4K: up to 8 TB HDD via internal HDD rack enclosure. 3x USB ports.

Zappiti Player 4K Mini: only external HDDs in SATA and USB. 3x USB ports and external SATA port (instead of internal HDD rack).

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