samsung B310M

📱 Samsung B310M (Samsung B310)

The Samsung B310M is a basic feature phone (not a smartphone) made by Samsung Electronics. It is designed for calls, SMS, FM radio, and long battery life, especially in areas with weak internet coverage.

🔑 Key specifications
Display: 2.0-inch TFT screen (128 × 160 pixels)
Network: 2G only (no 3G/4G)
SIM: Dual SIM (in most B310M versions)
Battery: ~800 mAh removable battery (long standby)
Camera: No camera (or very basic in some variants)
Memory: Very small internal storage + supports microSD (up to ~16GB in some versions)
⚙️ Features
FM radio (often works with headset)
Torch/flashlight
MP3 player
Simple keypad and menu system
Loud speaker for calls
Basic games
👍 Advantages
Very strong battery life (can last days on standby)
Cheap and durable
Easy to use (good for elderly users or backup phone)
Strong signal for calls in rural areas
👎 Limitations
No WhatsApp, Facebook, or apps
No internet browsing (or very limited WAP)
No 4G or Wi-Fi
Very small screen and storage
Not a smartphone