Samsung SM-F721U Galaxy Z Flip 4 5G UW TD-LTE US 128GB / SM-F721R4 (Samsung B4) is compatible with 3 out of 9 bands on Sunrise (Switzerland). See the tables below for details.


Frequency Bands Used by Sunrise (Switzerland)

Select a band or interface for more details

UMTS

Compatibility - 2 out of 2 bands supported
100%
Interface Name Supported by device?
UMTS B1 (2100 MHz) Yes
UMTS B8 (900 MHz GSM) Yes

LTE

Compatibility - 1 out of 4 bands supported
25%
Interface Name Supported by device?
LTE B3 (1800 MHz +) No
LTE B7 (2600 MHz) Yes
LTE B20 (800 MHz DD) No
LTE B28 (700 MHz APT) No

5G NR

Compatibility - 0 out of 3 bands supported
0%
Interface Name Supported by device?
5G NR N28 (700 MHz) No
5G NR N78 (3500 MHz) No
5G NR N80 (1800 MHz) No

* A matching frequency band does not guarantee coverage. There may be additional network or device software restrictions that prevent a device from connecting on a certain frequency. Additionally, certain bands may only be available regionally within a country.

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