Best Buy offers the GoPro HD HERO4 Silver Edition 4K Action Camcorder in Silver, model no. CHDHY-401, bundled with a $50 Best Buy Gift Card for $399.99 with free shipping. Assuming you'll use the gift card, that's tied with our mention from last week and the lowest total price we've seen. (It's also a current low by $45.) It features up to 4K video recording, up to 12-megapixel photos at 30 fps, waterproof housing (up to 131 feet), WiFi, and Bluetooth.