The Sony a7C is dust and moisture-resistant with weather-sealing at all critical points, but it is not fully waterproof and should not be submerged.
No, the Sony a7C does not have the 30-minute recording limit found on older models, allowing for continuous long-form video capture.
Using the NP-FZ100 battery, it is rated for approximately 740 shots when using the LCD monitor or 680 shots when using the viewfinder.
Yes, it features a 5-axis SteadyShot INSIDE image stabilization system that compensates for five types of camera shake during handheld shooting.