I'm about to purchase an unlocked Redmi phone with the following technical specifications:
GSM / HSPA / CDMA2000 / LTE / 5G
Frequency bands are:
2G:
GSM 850 / 900 / 1800 / 1900
3G:
HSDPA 800 / 850 / 900 / 2100
CDMA2000 1x
4G/LTE:
1, 3, 5, 8, 19, 34, ...