Canon EOS 77D has a 45point cross type Auto focus system to achieve the fast and perfect Dual pixel CMOS AF with Phase detection. That help you to perfectly shoot all the activities in any environment. A s for the camera sensor it equipped 24.2 Megapixel CMOS (APS-C) Sensor. For connectivity having Quick Control dial also built-in Wi-Fi, NFC, Bluetooth technology that will let you easily share your favorite photos and videos. Comes along with Canon EOS 80D and Canon EOS 7D Mark II.