Adorama via eBay Daily Deals offers the GoPro HERO4 Black 4K Action Camera for $399 shipped. That’s $100 off the regular price/Amazon, a match of our previous mention and the lowest current listing we can find.
The GoPro HERO4 Black is capable of recording 4K video at 30fps and is waterproof up to 131 feet. Built-in Wi-Fi and Bluetooth allow this action camera to wirelessly communicate and share video. It can also take photos up to 12MP.
Rated 4.1/5 stars. You’ll also want to look at the complete line of GoPro accessories. Eyefi also recently announced support for GoPro, enabling users to wirelessly transfer and store photos to its cloud service.