Specifications Brand AZDOME Model GS63HPROResolution 4K 1080PCamera Front And Rear Dual CameraMemory Card TF CardShooting Angle 150°Data Storage Time About 72 HoursData Transmission Interface USBInstallation Location Front Windshield Rear WindshieldMain Lens Aperture F1 8Photo Pixels 6 MillionRecording Function Loop Recording With Automatic OverwritingAdditional Functions Gravity Sensing Parking Monitoring Buck Line Support Network Type WifiFunctions Bluetooth Loop Recording Parking Monitoring Collision Sensing Night Vision Enhancement Front And Rear Recording Short Video Sharing Gps Driving Track Please note 24 hour monitoring must be equipped with a step down line to achieve Image Resolution 2160pTransmission Rate 30m SMemory Capacity 256g Not Included Screen Size 2 45 InchesNumber Of Lenses Front And Rear Dual Recording Dual Lenses 4k 1k Operation Mode Button TypeFeatures 1 High Definition Recording Capture crystal clear videos with the 4K 1080P resolution for both the front and rear cameras 2 Wide angle Lens The dual lenses provide a 170° wide angle view ensuring a complete and detailed recording of your journey 3 Loop Recording With loop recording never worry about running out of storage space The camera automatically overwrites older files when the memory is full 4 G sensor The built in G sensor detects sudden impacts or collisions and locks the current video preventing it from being overwritten 5 Parking Monitor The parki