About this item:
Ultra-wide 18-50mm1 zoom lens gets it all in the frame 
Large 1.0-type sensor for professional results even in low-light 
Wide aperture F1.8-4.0 lens for beautifully defocused backgrounds 
Clear audio with directional 3-Capsule mic and wind screen accessory 
Stay in focus with Real-time autofocus tracking and Eye-AF