wnb-slicer is a tool that addressed to help in custom sound preparation process for your Ninebot Zxx series EUC. Before use it you should prepare sound samples which meet the following requirements:
Show options:
wnb-slicer --help
Slice one-page-in-memory raw sample:
wnb-slicer.exe -file-name samples/doc_who_themev2_01.raw
Slice two-pages-in-memory raw sample (still in WIP state):
wnb-slicer.exe -max-chunk-size -file-name samples/doc_who_themev4_full.raw
Check it here