Good day Peter,
it should work there, but you have to check the frequencies of the specific country/ provider.
Volla Phone supports the followinig:
GSM / 2G : 850 / 900 / 1800 / 1900 MHz,
UMTS / 3G : 900 / 2100 MHz,
FDD / LTE / 4G : 800(B20) / 850(B5) / 900 / 1800 / 2100 / 2600 MHz /Volla Phone 22 + 700(B28)
Your further questions are welcome,
Enjoy the day!
Kind regards
Gregor Zawierucha
Customer Support