| Hardware and OS Micromax Bolt D321 |
| Operating system: | Android 4.4.2 (KitKat) |
| Processor: | Dual-core 1.3 GHz Cortex-A7 |
| Chipset: | Mediatek MT6572 (28 nm) |
| GPU: | Mali-400 |
| Internal memory: | 4 GB, 512 MB RAM |
| External memory: | microSD, up to 32 GB |
| Display Micromax Bolt D321 |
| Size: | 5" inc |
| Resolution: | 480 x 854 px |
| Touchscreen: | capacitive touchscreen |
| Display area: | 68.9 cm2 |
| Display aspect ratio: | 16:9 (height:width) |
| Pixel Density: | 196 PPI |
| Colors: | 16M |
| Connectivity Micromax Bolt D321 |
| 2G Network: | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Wi-Fi: | Wi-Fi 802.11 b/g/n, hotspot |
| Network: | GSM / HSPA |
| SIM card: | Dual SIM |
| Bluetooth: | 4.0, A2DP |
| Edge: | Yes |
| GPRS: | Yes |
| GPS: | Yes, with A-GPS |
| Speed: | HSPA 21.1/5.76 Mbps |
| USB: | microUSB 2.0 |
| Camera Micromax Bolt D321 |
| Main camera: | 5 MP,
Single |
| Specs: | 5 MP |
| Features: | LED flash |
| Video: | Yes |
| Selfie camera: | 2 MP,
Single |
| Specs: | 2 MP |
| Multimedia Micromax Bolt D321 |
| 3.5 mm Jack: | Yes |
| Radio: | FM radio |
| Design Micromax Bolt D321 |
| Colors: | Black, White |
| Battery Micromax Bolt D321 |
| Battery capacity: | 1800 mAh, Removable Li-Ion |
| Battery life: | Stand by time- Up to 300 h (3G)
Talking time- Up to 7 h (3G)
|
| Other Micromax Bolt D321 |
| SAR: | SAR - 0.51 W/kg (head), 0.84 W/kg (body) |
| Release date: | 2015, February |
| Sensors: | Accelerometer, proximity |
