The Gen 2 alarm panel sold on Amazon UK come with this type of USB adapter plug that plugs into a Type G socket.
Some countries such as the Netherlands us the F socket
For the USB adapter that ships with the Gen 2 to work in the Netherlands, we would recommend this adapter: https://amzn.eu/d/iO5PgnB
Additional Links:
Our Gen 2 YouTube playlist:
https://www.youtube.com/playlist?list=PLBd6PSVd6oZL6vR7vrcdXYWoWQOaZS2HO
Our expanding Gen 2 Knowledgebase:
https://osigodirect.kb.help/osi-smart-alarm-system-gen-2/