Can a MacBook Pro run one Thunderbolt Display or two? How about a MacBook Air? A Mac mini? An iMac? The answers vary per model, as Macworld’s James Galbraith explains in this review of Apple’s new Thunderbolt Display. follow link
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Thunderbolt Display Connection Possibilities
I can find no indication anywhere that there are multiple Thunderbolt Display models out there.
Perhaps it was mis-boxed?