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United Kingdom
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#1  

The V4 has more digital ports (4 more), more I2C ports (2 more), camera, speaker and mic ports, a better processor and is smaller to name a few differences.

The V3 is no longer available, however will remain to be supported.

Why do you ask?

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France
#2  

I'm French. Only the V3 ez-b exist in France...:(:( I think buy directly the V4 on this website. Thank you for these informations!:) :)

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