German.

Which is like Dutch, with more dots.

Oh, in case you wanted to know where to find the faceplates: it's in "Handy Oberschalen" and then kinda follow the obvious clues...

Interestingly, and despite all claims to the contrary on this forum, those pesky Germans still classify the N800 as a "Handy", i.e. a phone.

Damn their hides! Didn't two wars teach them anything? Oh no, don't mention the war...