All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Prevent to call to restricted phone numbers/prefixes. Restrict to call to allow list phone numbers/prefixes only. Intercept and redirect calls to pre-programmed number
Telephone line powered, no need extra power supply or battery.
Easy to install and program. Users can program it locally using a standard touch tone phone. Also, it can be programmed remotely.
Compatible with any regular telephone lines, VoIP landlines, analog PABX/KSU extension lines. Compatible with corded landline phones, cordless phones.
The programming would retain even if the call blocker is disconnected from phone line.