All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Please make sure your telephone line has caller ID service before purchasing;ENF860 needs caller ID service from your phone line provider to work.
Dual mode;In BLOCK mode you can block callers by Numbers and Names; In FAMILY mode all callers outside the FAMILY LIST are blocked;The two modes can be switched at any time as needed and NO data will be lost after switching modes.
Preload the most complained spam numbers; Users can also manually add 4000+ numbers to the NUMBER LIST to build their own database ; Add 256 NAMES to block calls by name.
Blocks INTERNATIONAL, PRIVATE/WITHHELD, and Out of Area numbers by default; users can set to block the entire area code or changing numbers starting with a fixed number, such as 00, 800, 855, 999, 7324, 33626, 134567, etc.
No mains power required, just plug in the phone line to use; Enf860 work for all analog landlines, cordless phones and answering machines, but does NOT support digital phones; If your telephone is a two-line telephone, use a splitter, splitters are NOT included in this item; There are no unnecessary advertising words on the web page, all the content is about the product description, I believe this is the CALL BLOCKER you want.