Files with wzp suffix seems to be some kind of firmware updates for certain Chinese GPS / Navigation devices.
There is one other file type using
the WZP file extension!
.wzp - AMP1-16 renamed ZIP archive
WZP file extension - Firmware file
What is wzp file? How to open wzp files?
File type specification:
File extension wzp seems to be used for a special firmware update files for some Chinese GPS navigation devices. Unfortunately, the exact brand and model of devices that use this file type could not be verified.