The Conbrov dash cam has a 160 degree wide angle lens that can record at 1080p.
With the GPS logger for google maps you can tell exactly where you were when an incident happened. The cam has a built in 500Mah battery to give you decent recording times. It has a G Sensor to start recording if an incident occurs. When you want to play the video back you can do so on any HDMI enabled TV via the HDMI output on this cam.