- Symphony B4
- Proton Jet 4G
| Product Image |
|
|
| Product Name | Symphony B4 | Proton Jet 4G |
| Price |
৳. 1,260
|
৳. 1,899
|
| Rating |
2.8
|
3.4
|
| Brand | Symphony | Proton |
| Category | Feature Phone | Feature Phone |
General
| Brand |
Symphony
Proton
|
| Model |
B4
Jet 4G
|
| Device Type |
FeaturePhone
FeaturePhone
|
| Price in BD |
BDT. 1,260 (Official)
BDT. 1,899 (Official)
|
| Release Date |
24 September 2012
26 February 2026
|
| Status |
Available
Available
|
| Camera |
CIF, Camera
Rear: 0.08MP / Front: 0.08MP
|
| Display |
1.77 inches
2.4 inches
|
| Battery |
800 mAh
2000 mAh
|
Display
| Display Type |
QQVGA
QVGA
|
| Screen Size |
1.77 inches
2.4 inches
|
| Resolution |
128x160 px
240x320 px
|
Hardware & Software
Software
| Operating System |
FeaturePhone
FeaturePhone
|
Memory
| Internal Storage |
32 MB
128 MB
|
| Expandable Memory |
Up to 32 GB
N/A
|
| RAM |
16 MB
64 MB
|
Cameras
Main Camera
| Camera Setup |
Single
Single
|
| Resolution |
0.1 MP, Primary Camera
0.08 MP, Primary Camera
|
Design & Build
| Colors |
Gray
Mint Green, Black
|
Battery
| Battery type |
Li-Ion (Lithium-Ion)
Li-Poly (Lithium Polymer)
|
| Capacity |
800 mAh
2000 mAh
|
| Placement |
Removable
Removable
|
| Standby |
360 Hours
N/A
|
| Talk Time |
3.3 Hours
N/A
|
Network
SIM 1
| Technology |
2G
2G, 3G, 4G
|
| SIM Size |
Mini
Dual Standby
|
| SIM Slot |
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
|
| 2G Bands |
GSM 1800 / 900 MHz
GSM 1800 / 1900 / 850 / 900 MHz
|
SIM 2
| Technology |
2G
2G, 3G, 4G
|
| SIM Size |
Mini
Dual Standby
|
| SIM Slot |
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
|
| 2G Bands |
GSM 1800 / 900 MHz
GSM 1800 / 1900 / 850 / 900 MHz
|
Multimedia
| FM Radio |
Yes
Yes
|
| Loudspeaker |
Yes
Yes
|
| Document Reader |
Yes
Yes
|
Manufacturer
| First Arrival |
24 September 2012
26 February 2026
|
| Manufactured By |
Symphony
Proton
|
| Availability |
Available
Available
|
| Made By |
China
Bangladesh
|