Bought it through Office in Växjö (SPA3102-EU units min.) Works perfect. One must look for information online, but without having to fit too much can be off and running. If you are not interested in connecting technology, that's probably not so good to buy it.
What may be most difficult is to get away Echo (but it goes after a bit of testing and changing settings), but otherwise there are not many settings that need to change. However, there are plenty of settings to get what you want (PSTN to VOIP, VOIP to PSTN, dialplans, connection to multiple VOIP providers (I have left my Telia line as backup and for VOIP I use currently VoipBuster, but shall to Poivy).
I reflected first on Siemens CP450i (p), but wanted something without "radiation", which would work ihopp with regular phones.
I am SATISFIED!