GoPro Hero4 Silver: 2.7k vs 1080p (Sharpness Comparison Test) - YouTube
Understanding Video in the HERO4 | Abe Kislevitz
GoPro's Hero4 cameras offer 30 fps 4K shooting or touchscreen controls | Engadget
GoPro Hero4 Silver - 2.7K video @ 24fps - YouTube
Understanding Video in the HERO4 | Abe Kislevitz
GoPro Hero4 Silver & Hero4 Black In-Depth Review
GoPro HERO4 Black and Silver cameras released - BikeRadar
GoPro announces Hero4 lineup: Digital Photography Review
GoPro Hero 4 Silver - 4K vs 2.7K vs 1080p Test - YouTube
GoPro HERO4 Silver Edition Music CHDBY-401-EU Sportska
GoPro Hero4 Silver & Hero4 Black In-Depth Review
GoPro announce three new cameras, 4K 30fps to entry level
GoPro Hero 4 Silver review | Cyclist
GoPro Hero 4 Black brings 4K 30fps video for £370 | Expert Reviews
GoPro HERO4 Revealed! 4K Video at 30FPS and the First Built-In Touch Display | PetaPixel
GoPro HERO4 Silver Music CHDBY-401 B&H Photo Video
Say Hello to the GoPro HERO4: 4K Footage at 30fps - The Beat: A Blog by PremiumBeat
Insider's Guide to GoPro HERO4 | Abe Kislevitz
GoPro's Hero4 cameras offer 30 fps 4K shooting or touchscreen controls | Engadget
GoPro Hero4 Silver review: Hero4 Silver is the best GoPro for the money - CNET
GoPro HERO4 leaks with 4K 30fps video and touch display
4K GoPro HERO4 is Now Official for $500
GoPro Hero4 Silver review: Hero4 Silver is the best GoPro for the money - CNET
GoPro announces Hero 4 models with 4K/30fps recording and touchscreen display
GoPro HERO4 Silver Kit with Tripod Mounts and Handheld
