| BBK Vivo X21 UD Dual SIM TD-LTE CN 128GB X21UD A |
4 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
0% (0/1)
|
LTE
4G
|
0% (0/1)
|
|
March 2018 |
| BBK Vivo X21 UD Dual SIM TD-LTE HK SG |
4 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
0% (0/1)
|
LTE
4G
|
0% (0/1)
|
|
May 2018 |
| BBK Vivo X21 UD Dual SIM TD-LTE IN 1728 |
4 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
0% (0/1)
|
LTE
4G
|
0% (0/1)
|
|
May 2018 |
| BBK Vivo X21i Dual SIM TD-LTE CN 128GB |
4 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
0% (0/1)
|
LTE
4G
|
0% (0/1)
|
|
May 2018 |
| BBK Vivo X21i Dual SIM TD-LTE CN 64GB |
4 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
0% (0/1)
|
LTE
4G
|
0% (0/1)
|
|
May 2018 |
| BBK Vivo X21iA Dual SIM TD-LTE CN 128GB |
4 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
0% (0/1)
|
LTE
4G
|
0% (0/1)
|
|
May 2018 |
| BBK Vivo X21iA Dual SIM TD-LTE CN 64GB |
4 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
0% (0/1)
|
LTE
4G
|
0% (0/1)
|
|
May 2018 |
| BBK Vivo X23 Dual SIM TD-LTE CN V1809A |
17 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
100% (1/1)
|
LTE
4G
|
100% (1/1)
|
|
September 2018 |
| BBK Vivo X23 Symphony Edition Dual SIM TD-LTE CN V1816A |
16 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
100% (1/1)
|
LTE
4G
|
100% (1/1)
|
|
November 2018 |
| BBK Vivo X23 Symphony Edition Dual SIM TD-LTE CN V1816T |
17 |
GSM
2G, 2.5G
|
100% (2/2)
|
UMTS
3G, 3.5G, 3.5G (4G speed)
|
100% (1/1)
|
LTE
4G
|
100% (1/1)
|
|
November 2018 |
