Samsung SM-A102D Galaxy A21 2020 TD-LTE JP SC-42A (Samsung A102JPN) is compatible with 3 out of 13 bands on KDDI au (Japan). See the tables below for details.


Frequency Bands Used by KDDI au (Japan)

Select a band or interface for more details

LTE

Compatibility - 3 out of 8 bands supported
38%
Interface Name Supported by device?
LTE B1 (2100 MHz) Yes
LTE B3 (1800 MHz +) Yes
LTE B11 1500 MHz Lower No
LTE B18 (800 MHz Lower) No
LTE B26 (850 MHz +) No
LTE B28 (700 MHz APT) No
LTE B41 (TD 2500 MHz) Yes
LTE B42 (TD 3500 MHz) No

Supported LTE Protocols

Name Generation Supported by device?
LTE 4G No

5G NR

Compatibility - 0 out of 5 bands supported
0%
Interface Name Supported by device?
5G NR N18 (800 MHz) No
5G NR N28 (700 MHz) No
5G NR N77 (3700 MHz) No
5G NR N78 (3500 MHz) No
5G NR N257 (mmWave 28 GHz) 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.

Current Listings