About The Alpha a6400 24.2MP Mirrorless Camera with 16-50mm f/3.5-5.6 Oss Lens Grab the best of life Despite its compact size and light weight, the a6400 delivers speedy performance and a range of features you'd expect from a full-frame model. Whether you're taking still shots or movies, creative compositions or everyday selfie shots, you'll enjoy beautiful images that you'll want to share, on the go. Innovation in service to your creativity Unleash your creative potential with high-level performance and advanced features such as Ai-powered Real-time Eye Af new, high-precision Real-time Tracking high-speed continuous shooting and 4K Hdr (Hlg) movie-shooting. Lightning-fast Af Reliable Af for great action shots The camera's innovative Af quickly and reliably detects the position of the subject and then tracks the subject's motion, keeping it in sharp focus.