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GPS coordinate stamping capability is included in most dashcams (some need an external GPS antenna, but other dashcam systems have built-in GPS), and others include GPS (online and offline) navigation. The antenna is usually 1575 to 1568 MHz and 3.0 to 5.0 V. The port to connect the GPS antenna can use a micro USB or 3.5 mm jack connection. SD-cards, satellite and wireless SD-cards ĭashcams usually use class 10 or above MicroSDHC or MicroSDXC cards usually 16 GB or higher or internal memory to save videos.

The wider ones are usually mounted on the rearview mirror. Some dashcams include touch screens, which vary in size.

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The integrated radar detector responds to police radars and warns the driver about approaching them, as a rule, with a sound signal. The G-sensor ensures that the dashcam makes separate recordings. Īdvanced driver assistance system ADAS and park location save can be included.ĭashcams with a G-sensor ensure that recordings of a collision are not overwritten by new data usually by storing them in a separate folder and/or making them read-only. To ensure a reliable 24/7 parking surveillance when capacity is an issue, a motion detector may be used to record only when an approaching human/vehicle is detected, in order to save power and storage media. To ensure that recorded video files are not tampered with once they have been recorded, videos can be timestamped in a tamper-proof manner, a procedure termed trusted timestamping. Many dashcams include rechargeable batteries not needed when connected to car battery wire or capacitors. Others attach to the windshield, dash, or other suitable interior surfaces Some cabin cams include a screen also known as a rear view mirror dash cam) that can be attached to the rear-view mirror employing usually rubble rings or straps or as a direct replacement of the rear view mirror itself.

cabin or inside viewing mode sometimes also called a taxicam and Uber/ Lyft cam.

exterior view such as for recording the front view only, the back view, etc.

When parked, dashcams can capture video and picture evidence if vandalism is detected by 360° parking monitor and send it to the owner usually employing 4G.

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Dash cameras may have 1080p, 1296p (common for Chinese dashcams), 1440p, or higher definition for a front camera and 720p for a back camera and include f/1.8 aperture and night vision mode.ĭashcams can provide video evidence in the event of a road accident.

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Full HD or 1080p (1920×1080) is standard for dash HD cams. The resolution will determine the overall quality of the video.

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A rear camera is usually mounted in the rear window or in the registration plate, with a RCA video output to the display monitor/screen. Some dashcams include a camera to record the interior of the car in 360 degrees inside camera, usually in a ball form, and can automatically send pictures and video using 4G.ĮDRs and some dashcams also record acceleration/deceleration g-force, speed, steering angle, GPS data, voltage of the power source (vehicle's electrical net), etc.Ī wide-angle 130, 170° or more front camera may be attached to the interior windscreen, to the rear-view mirror (clip on), or to the top of the dashboard, by suction cup or adhesive-tape mount. Onboard camera that records through vehicle windows Two dashcams on a windshieldĪ dashboard camera or simply dashcam, also known as car digital video recorder ( car DVR), driving recorder, or event data recorder ( EDR), is an onboard camera that continuously records the view through a vehicle's front windscreen and sometimes rear or other windows.

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