GoPro Hero4 Black review: Smooth 4K video that's still the best in the category - CNET
GoPro Hero 3 / 4 - How to Upgrade Firmware : Beginners Guide - YouTube
GoPro - HERO4 Black 4K Action Camera
GoPro HERO 4 Black vs HERO5 Black - Comparison Review
New GoPro Hero4 Features Available to Download - Underwater Photography Guide
Finally ready to upgrade from my Hero 4 Silver. Which model do you recommend to upgrade to and why? : r/gopro
Hero4 update page
HERO4 Session Update: Unlock New Features Today! | GoPro
Product Updates
Gopro Hero 4 BLACK Edition 4K Action Camera Camcorder CHDHX-401 - Walmart.com
GoPro Hero4 Silver Review: King of the Action Cam Mountain | Digital Trends
Used GoPro HERO 4 Silver | MPB
Product Updates
GoPro Hero4 Silver & Hero4 Black In-Depth Review
GoPro Hero4 Black Review | PCMag
GoPro Hero4 Black Edition review | Stuff
Product Updates
$199 HERO4 Session is a Game Changer | GoPro
GoPro Hero4 Black Edition Camcorder Review - Reviewed
GoPro announces Hero 4 models with 4K/30fps recording and touchscreen display
GoPro HERO4 Black Gets Super Slow Motion Firmware Update with 240fps | CineD
How to Update Your GoPro Hero4 Firmware (and Fix a Fail) - YouTube
Update für die GoPro HERO4 Black und Silver - camforpro Blog
GoPro announces Hero4 lineup: Digital Photography Review
Gopro hero4 silver failed update and now won't turn completely on. Shows this error. How do I fix? : r/gopro
