Files with nng extension can be found as one of the data files for Pioneer AVIC Navigation and contains serial number for synchronization purposes with the Poicon Speedcam Service.
NNG file extension - Pioneer AVIC Navigation unit data
What is nng file? How to open nng files?
File type specification:
File extension nng is mainly associated with Pioneer AVIC Navigation devices and used for its internal purposes.
A typical .nng file contains serial number of the navigation device and is needed for synchronization purposes with the Poicon Speedcam Service.
Example: device.nng
