Manufacture & Export of dash cam, car dash cam, car, automobile cam, automobile, lane departure warning system, railroad car parts, Lucas(QRONTECH) is a brand specializing in premium black boxes. By applying the concept of headway zone to the forward collision warning function, it has the advantage of controlling repeated alarm sounds at forward collision detection distance points according to road conditions and vehicle speed, such as downtown and suburban areas. In addition, despite the forward collision detection alert, it continues to speed up to provide repeated warning functions in case distance from the vehicle ahead is approaching. Also, a second monitor can be added to the dashboard at the front of the vehicle to conveniently check information such as driving speed and expected time of forward collision without having to look at the main body. QVIA AR790-S : It records Super HD videos of front cameras in 1296p and Full HD videos of rear cameras in 1080p. Also AR790S can record seamless videos at 30 frames per second, plus with Sony Exmor R STARVIS Sensor fitted on the front camera and Sony Exmor CMOS Image Sensor. https://www.facebook.com/lukashd