GoPro HERO 4 Silver Test | Darum lohnt sich die Actionkamera >>- BergReif
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GoPro Hero4 Black review - Tech Advisor
Hero4 update page
GoPro Hero4 Black review: Smooth 4K video that's still the best in the category - CNET
GoPro HERO4 Black: Capturing Video and Photos (Part II) - YouTube
Testbericht: GoPro Hero4 Black Actioncam
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GoPro HERO 4 Black Test | CHIP
Review: GoPro Hero 4 Black brings high frame rates to high-resolution video | AppleInsider
Used GoPro HERO 4 Black | MPB
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Hero4 Black – Wearables.com
PeauPro60 5.4mm GoPro H4 Black – Peau Productions
