A:Answer The Mate 9 is compatible with GSM networks in the US only. To see if Sprint supports the Mate 9, please check the following bands with them: MHA-L29
SIM1:
4G TDD LTE: Band38/39/40/41(100MHz)
4G FDD LTE:
Band1/2/3/4/5/7/8/9/12/17/18/19/20/26/28/29;
3G UMTS(WCDMA)/HSPA+/DC-HSDPA:
Band 1/2/4/5/6/8/19
3G TD-SCDMA: Band34/39
CDMA EV-DO Rev. A: BC0(800MHz), only for China Telecom
2G GSM: 850/900/1800/1900MHz
SIM2:
3G UMTS(WCDMA): Band 1/2/4/5/6/8/19
CDMA: BC0(800MHz),only for China Telecom
2G GSM: 850/900/1800/1900MHz
MHA-L09:
4G TDD LTE: Band38/39/40
4G FDD LTE:
Band1/2/3/4/5/7/8/9/12/17/18/19/20/26/28/29;
3G UMTS(WCDMA)/HSPA+/DC-HSDPA:
Band 1/2/4/5/6/8/19
3G TD-SCDMA: Band34/39
2G GSM: 850/900/1800/1900MHz (SP)