Uniway Dash cam SV04 1080P Night Vision Car Video Recorder DVR With 170&deg;View Angle Support G-sensor,Motion detection,Loop recording and Wifi With 16GB Storage Card For Acura High technology: Uniway high-tech intelligent DVR is based on smartphone platforms(Android and iphone), with the aim of supplying comprehensive and directional services for mass car owners,it adopts hot new wireless wifi transmission technology and make the driving records shown on mobilephone screen with high resolution pictures by built-in wifi port,which is convenient for intuitive operation and traffic condition inspection. 1920*1080P definition:This car DVR recoder adopts high-tech image processor and equipped with NT96655 chipset,which provides you a much better vision and crystal-clear details known to the industry.Low light compensation ensures good video recording quality and visual range even in the evening.Three axis three-dimensional collision acceleration sensor can lock video files automatically when a collision or a drastic change during driving. Portable concealed body:The hidden installation will not affect your sight,the camera has a whopping 170 degree viewing angle to ensure all angles covered to record with intercept best perspective of every important detail.You will get clips with more smooth and clear image with the wide view angle,also the camera can ensure everything to be accurately recorded in the event of a collision or any dispute with a passenger. Seamless Video Recording:Automatic seamless video recording in loop to use the storage efficiently,the 16GB TF card in the package provides approximately about a total of 3 hours of 1080p video recording.The files can be automatically locked and won't be overwritten during a crash,also new clips will be replaced when the TF card gets full.You'll never take the risk of missing the key moments due to full memory. Convenient advanced video playback:This dashboard camera adopts hot new wireless wifi transmission technology and make the driving records shown on mobilephone screen by built-in wifi port.There're 3 ways to get the videos display:Mobile APP intelligent connect,phone display,Car DVD screen.