

| Name | B31 |
| Official Price | 3,240 |
| Release Date | 01 August, 2012 |
| Brand | Walton |
| Model | B31 |
| Device Type | FeaturePhone |
| Status | |
| Made By | Bangladesh |
| Operating System | FeaturePhone |
| Display Type | TFT |
| Screen Size | 2.4 inches (6.1 cm) |
| Resolution | 240x320 px |
| Camera Setup | Single |
| Resolution | 2 MP, Primary Camera |
| Autofocus | |
| OIS | |
| Flash |
| Flash |
| Weight | 96.54 grams |
| Colors | Black |
| Waterproof |
| Battery type | Li-Ion (Lithium Ion) |
| Capacity | 1000 mAh |
| Placement | Removable |
| USB OTG |
| Network | 2G |
| SIM Slot | Dual SIM |
| EDGE | |
| GPRS | |
| VoLTE | |
| Bluetooth | v1.2 |
| GPS | |
| Infrared | |
| Wi-fi Hotspot | |
| NFC | |
| USB | microUSB 2.0 |
| Fingerprint Sensor | |
| Face Unlock |
| FM Radio | |
| Loudspeaker | |
| Video | MP4 |
| Features | Sound recording, Call conversion recording, Torchlight(Dual LED), SMS, MMS, Games, Blacklist, Organizer, Stockmarket, Facebook, MSN, Yahoomassanger, Waton Club, Walton service center list |
You can write your own disclaimer from APS Settings -> General -> Disclaimer Note.