Network
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 / 1900 - Desire 728G
3G
HSDPA 850 / 900 / 1900 / 2100 - Desire 728, Desire 728G
CDMA2000 1xEV-DO - Desire 728G
4G
1, 3, 5, 7, 8, 28, 38, 39, 40, 41 - Desire 728
Speed
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
Technology
GSM / CDMA / HSPA / EVDO / LTE