BASIC INFORMATION
| Launch Date | May 2023 |
| Brand Name | Proton |
| Model | B4 |
Body
| Build Material | Back Plastic, Plastic Frame |
Network
| Network Type | 2G |
| Technology | GSM: 900/1800 |
| SIM | Standard SIM |
| GPRS |
Display Information
| Size | 1.77 inch |
| Display Type | QVGA |
| Resolution | 128 x 160 Pixels |
CAMERA
| Back Camera | Digital Camera |
| Front Camera | ❌ No |
| Video | 320p@15fps |
| Flash | LED Flash |
| Camera Features | Zoom 4x, White balance, Brightness, Contrast, Exposure |
Battery Details
| Battery Type | Li-Ion (Lithium Ion) |
| Battery Capacity | 1000 mAh |
| Placement | Removable |
STORAGE
| Ram | 4 MB |
| Rom | 4 MB |
| External Card Slot | Yes, MicroSD, up to 32 GB |
Others Special Features
| OS | Feature phone |
| CPU | 1 MHz Processor |
| Flashlight | |
| Bluetooth | ✅ Yes |
| FM Radio | ✅ Yes |
| Handsfree | 3.5mm Headphone Jack |
| USB | Micro USB |
| Java Support | |
| Internet Browsing | ✅ Yes |
| Browser | WAP 2.0/HTML |
| Auto Call Recorder | |
| Blacklist | |
| Magic Voice | |
| MMS | |
| Games | ✅ Yes |
| More | Battery Saver | Sound Recorder | Facebook |
Description of Proton B4 Dual Sim Feature Phone
The Proton B4 Dual Sim Feature Phone, available through Proton official, is a mobile device designed for basic communication needs. It supports dual SIM cards, making it convenient for users with multiple numbers. This phone operates on a 2G GSM network, ensuring reliable connectivity. Its display measures 1.77 inches with QQVGA resolution, providing clear visuals for essential tasks. Plus, it comes with a 1-year service warranty for peace of mind.
It has useful features like a flashlight, Bluetooth, FM radio, 3.5mm headphone jack, and support for internet browsing. Additionally, it includes essential functions such as a battery saver, sound recorder, and even access to Facebook. This phone is a simple and reliable choice for those seeking a no-frills mobile device for everyday use. It was launched in May 2023 and is built with a plastic back and frame, ensuring durability in daily use.
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