Supported mobile carriers
Symphony i21 smartphone

The smartphone support next bands
2G 900, 900, 1800 MHz
3G 2 100 MHz

Carries frequency band checker

AT&T

2G - 0/2
3G - 0/2
4G - 0/4
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

Boost Mobile

4G - 0/3
3G - 0/2
2G - 0/0
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

Cricket Wireless

2G - 0/2
3G - 0/2
4G - 0/4
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

FreedomPop

4G - 0/3
3G - 0/2
2G - 0/0
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

Google Project Fi

2G - 0/1
3G - 0/4
4G - 0/6
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

H2O Wireless

2G - 0/2
3G - 0/2
4G - 0/4
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

Lycamobile

2G - 0/1
3G - 0/2
4G - 0/3
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

Sprint

4G - 0/3
3G - 0/2
2G - 0/0
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

T-Mobile

2G - 0/1
3G - 0/2
4G - 0/3
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

Ting (GSM)

2G - 0/1
3G - 0/1
4G - 0/3
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

U.S. Cellular

4G - 0/2
3G - 0/2
2G - 0/0
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information

Verizon Wireless

4G - 0/3
3G - 0/2
2G - 0/0
We recommend ask about supporting Symphony i21 bands in United States, only they can give you 100% right information