Panasonic Full HD Camcorder HC-V770, 20X Optical Zoom, 1/2.3-Inch BSI Sensor, HDR Capture, Wi-Fi Smartphone Twin Video Capture (Black, USA) 20X Optical Zoom: Long 20X zoom draws in the scene from far away; Compatible with Remote Pan Tilt Cradle (optional) HDR Movie Feature: Exclusive high-dynamic range feature suppresses blown highlights and blocked shadows for crisper and clearer videos camcorder Wireless Twin Camera: Wirelessly connect your smartphone's video camera as a sub-camera for a picture-in-picture video effect 1/2.3-Inch BSI Sensor: The Back Side Illumination Sensor has a large effective area with 6.03M effective pixels, suppressing noise even when shooting in dimly lit conditions Remote Shooting/View: The "Panasonic Image App" lets you use a smartphone or tablet as a real-time remote to control the camcorder from a distance; Wi-Fi functions also enable real-time broadcasting or baby monitoring