| Item No. |
F21 |
| Model |
F21 |
| Phone Type |
Elderly mobile phone |
| Appearance |
Flip |
| Home screen size |
Small screen (under 4.0 inches) |
| network system |
Mobile 4G(TD-LTE) |
| Operating System |
Symbian |
| Battery capacity |
2000mAh-2999mAh |
| Camera pixels |
No camera |
| Memory Card |
Memory card not supported |
| Processor Core |
single core |
| Running memory |
256MB |
| Phone version |
Mainland licensed goods |
| After-sales type |
Shop Three Guarantees |
| 3C Certificate No. |
2021161606898471 |
| CPU Brand |
MediaTek |
| Operator |
China Mobile |
| Operator |
China Unicom |
| Operator |
China Telecom |
| Operator |
Ali Communications |
| Network mode |
Dual-card single-mode |
| Color |
Red [All Netcom 4G]] |
| Color |
Black [All Netcom 4G]] |
| Whether the source of cross-border export is exclusive |
No |
| Telecommunication equipment access license number |
00-B467-238472 |
| Whether patent source |
No |
