2 channels

Hi everyone. I am in the market for a 3 channel dashcam. Money is not the issue here, all I care about is reliability, quality and long term use. Will highly appreciate any suggestions. Please also give any recommendations for a 2 channel: front and in-cabin recording only. Thank You

Does anyone know if it is possible to convert a battery-based dash cam into a Super Capacitor-based dash cam system? I would be willing to add other electronics/electrical components to accomplish such conversion. My goal is to use the Koonlung K1S 2-channel dash cam (which uses a replaceable...