| Hardware and OS | I Kall K400 | |
| Operating System | Android v6.0 (Marshmallow) | |
| Processor | Quad core, 1.3 GHz | |
| RAM | 4 GB | |
| Internal Memory | 64 GB | |
| Expandable Memory | yes Up to 64 GB | |
| SIM Slot(s) | Dual SIM, GSM GSM | |
| Display | I Kall K400 | other phones |
| Screen Size | 5.99 inches (15.21 cm) | |
| Screen Resolution | 480 x 960 pixels | |
| Display Type | TFT | |
| Pixel Density | 179 ppi | |
| Touch Screen | yes Capacitive Touchscreen, Multi-touch | |
| Main Camera | I Kall K400 | other phones |
| Resolution | 8 MP Primary Camera
| |
| Image Resolution | 3264 x 2448 Pixels | |
| Flash | yes LED Flash | |
| Camera Features | Digital Zoom | |
| Front Camera | I Kall K400 | other phones |
| Resolution | 5 MP Primary Camera
| |
| Connectivity | I Kall K400 | other phones |
| Network | 4G: Available ,
3G: Available, 2G: Available | |
| SIM 2 | 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
| |
| Bluetooth | yes | |
| GPS | yes with A-GPS | |
| Wi-Fi | yes Wi-Fi 802.11, b/g/n | |
| Wi-Fi Features | Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging, microUSB | |
| Multimedia | I Kall K400 | other phones |
| Audio Jack | 3.5 mm | |
| FM Radio | yes | |
| Loudspeaker | yes | |
| Design | I Kall K400 | other phones |
| Height | 159.2 mm | |
| Width | 77.3 mm | |
| Thickness | 9.2 mm | |
| Colours | Blue | |
| Battery | I Kall K400 | other phones |
| Type | Li-ion | |
| Capacity | 3000 mAh | |
| USB Type-C | No | |
| Features | I Kall K400 | other phones |
| Fingerprint Sensor | No | |
| Other Sensors | Accelerometer | |
