It is soldered directly onto the circuit board and the usb cable is quite stiff so as the near door is opened it flexes the cable which must stress the connector joint.

the issues with the 512GW and the Rear Add-on resolved? All the issues with the 512GW and the Rear Add-on resolved?

Remove the 4 small cross-head screws from the corners of the circuit board (keep separately from the above screws, they are different. Both mounts clip into place very simply, with easy to follow instructions in the Quick Start Guide - although the mount can be very firm when it's brand new so it needs a strong pull to separate if you want to swap the adhesive option for the suction one. mAh device - I used a 250 mAh battery - this one- but figured it was only a slight drop in capacity so wouldn't make much difference. But the cheaper Nextbase 412GW is a good option, or for more features, the 612GW is top of the range. This then allows the PC software to plot the location of the car on a map, which is a useful extra feature for proving where you were driving and at what speed to an insurer, should an accident happen.However, with the rear cam attached, the footage quality drops from 1440P to 1080P, which means footage can become very dark (as you'll see in the video lower down in this review. This allows you to see the video along with all the other recorded GPS and G-sensor data, plus your location on the map. Once you’ve found the clip you want, it can be downloaded in high definition, then uploaded to the web or sent to an insurer.

Nextbase How to format the SD card in your Dash Cam - Nextbase

But with the GPS capability, Wi-Fi and the facility to see video alongside the map location via Nextbase’s software, it will do the job well as a personal automotive surveillance device. You can also rotate the display, should you want to mount the camera upside down – although the menu buttons stay where they are.Carefully crack open the case - don't pull the rear housing away too much, there are some fine wires connecting this to the main circuit board.

Nextbase 512GWRC Rear Cam for Nextbase 512GW Dash Cam, 1080p Nextbase 512GWRC Rear Cam for Nextbase 512GW Dash Cam, 1080p

Note that the 512GW’s firmware must be updated to recognise the rear camera, and we had to unplug and replug the USB cable a couple of times after updating before it did indeed spot that it was connected and offer us a choice of seeing the feed on the left or right of the screen as a picture-in-picture, or full screen. The Nextbase may not offer a great many extra features, but it does deliver in the most important area: image quality.Unfortunately, this has a non-removable car cigarette light adapter at the other end, so you won’t easily be able to hook up the 512GW and a satnav to automotive power – unless your car has a USB connection and the satnav can make use of this. When an incident is detected, the Emergency SOS system will go through a number of failsafe protocols to check you're okay - including ringing your phone.

Review: Nextbase 522GW dash cam | Product Reviews - Honest John Review: Nextbase 522GW dash cam | Product Reviews - Honest John

There are plenty of settings to adjust - including resolution, duration of recording (1, 2 or 3 minutes) and exposure, as well as switching audio recording on and off or setting a number plate for your vehicle.With it attached, the front camera is limited to 1080p recording too, rather than its maximum 1440p.