Brand Name: NBD Optical Zoom: 7.1x - 16x Sensor Element Type: CMOS Special Feature: Lens-Style Cameras Special Feature: WiFi Sensor Size (inches): 1/1.6 inches Image Stabilization: No Hign-concerned Chemical: None Origin: Mainland China Image Resolution (Video): 4K（4096*2160） Focal Length: 5-40 mm Display Size: 2" - 3" Recording Format: Picture: JPEG Video: AVI Audio:WAV Lens Type: Interchangeable Effective MegaPixel: 36.01W-50MP SLR Format: 4/3 Frame Weight: 701g-800g Viewfinder Type: Electronic True Pixel: 48MP Memory Card Type: SD Card Sensor Type: CMOS Certification: CE Set Type: Fixed Focus Sets Storage Type: SD Card Screen Type: Standard Screen Power Mode: Lithium Battery External Flash: Yes