

| Name | Olvio ML21 |
| Official Price | 1,200 |
| Release Date | 01 February, 2021 |
| Brand | Walton |
| Model | Olvio ML21 |
| Device Type | FeaturePhone |
| Status | |
| Made By | Bangladesh |
| Operating System | FeaturePhone |
| Display Type | QVGA |
| Screen Size | 2.4 inches (6.1 cm) |
| Resolution | 240x320 px |
| Camera Setup | Digital camera |
| Autofocus | |
| OIS | |
| Flash |
| Flash |
| Height | 124.5 mm |
| Width | 53 mm |
| Thickness | 13.5 mm |
| Colors | Blue, Black, Red |
| Waterproof |
| Battery type | Li-Ion (Lithium Ion) |
| Capacity | 1000 mAh |
| Placement | Removable |
| Storage Type | Up to 16 GB |
| USB OTG |
| Network | 2G GSM |
| SIM Slot | Dual SIM, GSM+GSM |
| SIM Size | Mini-SIM, dual stand-by |
| EDGE | |
| GPRS | |
| VoLTE | |
| Bluetooth | v2.0 |
| GPS | |
| Infrared | |
| Wi-fi Hotspot | |
| NFC | |
| USB | microUSB 2.0 |
| Fingerprint Sensor | |
| Face Unlock |
| FM Radio | |
| Loudspeaker | |
| Audio Jack | 3.5mm |
| Audio Features | Vibration, Ringtones |
| Video | MP4 |
| Features | Facebook, Blacklist, Whitelist |
You can write your own disclaimer from APS Settings -> General -> Disclaimer Note.