Garmin's latest navigation device has a built-in dash cam - The Verge
Amazon.com: Garmin Dash Cam Mini 2, Tiny Size, 1080p and 140-degree FOV, Monitor Your Vehicle While Away w/ New Connected Features, Voice Control : Everything Else
Amazon.com: Garmin Dash Cam 67W, 1440p and extra-wide 180-degree FOV, Monitor Your Vehicle While Away w/ New Connected Features, Voice Control, Compact and Discreet, Includes Memory Card : Everything Else