Smartphones > Celkon > Celkon A21
Celkon A21
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OS: Android 4.2.2 (Jelly Bean)
CPU: Quad-core 1.3 GHz Cortex-A7 Display: 4" inc Camera: 3.15 MP,
Single |
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Celkon A21 smartphone runs on Android 4.2.2 (Jelly Bean) operating system. The phone is powered by Quad-core 1.3 GHz Cortex-A7 processor. It has 512 MB, 256 MB RAM. Internal storage options which can be extended with the help of microSD, up to 32 GB. The smartphone is fueled with a 1500 mAh, Â Li-Ion. The main camera of the smartphone consists of a 3.15 MP,
Single. The sensors include Accelerometer. Connectivity features in the smartphone include Bluetooth, Wi-Fi, 3.5 mm Jack and more. The Celkon A21 are available in various colors such as Black, Blue, Red. It measures 124.8 x 66.1 x 10.8 mm and weighs 115.3 g.
| Hardware and OS Celkon A21 |
| Operating system: | Android 4.2.2 (Jelly Bean) |
| Processor: | Quad-core 1.3 GHz Cortex-A7 |
| Chipset: | Mediatek MT6582 (28 nm) |
| GPU: | Mali-400MP2 |
| Internal memory: | 512 MB, 256 MB RAM |
| External memory: | microSD, up to 32 GB |
| Display Celkon A21 |
| Size: | 4" inc |
| Resolution: | 320 x 480 px |
| Touchscreen: | capacitive touchscreen |
| Screen-to-Body Ratio: | 57.8% |
| Display area: | 47.6 cm2 |
| Display aspect ratio: | 3:2 (height:width) |
| Pixel Density: | 144 PPI |
| Connectivity Celkon A21 |
| 2G Network: | GSM 900 / 1800 - SIM 1 & SIM 2 |
| Wi-Fi: | Wi-Fi 802.11 b/g/n |
| Network: | GSM / HSPA |
| SIM card: | Dual SIM (Dual stand-by) |
| Bluetooth: | 4.0, A2DP |
| Edge: | Yes |
| GPRS: | Yes |
| GPS: | No |
| Speed: | HSPA |
| USB: | microUSB |
| Camera Celkon A21 |
| Main camera: | 3.15 MP,
Single |
| Specs: | 3.15 MP |
| Video: | Yes |
| Selfie camera: | 1.3 MP,
Single |
| Specs: | 1.3 MP |
| Multimedia Celkon A21 |
| 3.5 mm Jack: | Yes |
| Radio: | FM radio |
| Design Celkon A21 |
| Colors: | Black, Blue, Red |
| Dimensions: | 124.8 x 66.1 x 10.8 mm |
| Weight: | 115.3 g |
| Battery Celkon A21 |
| Battery capacity: | 1500 mAh, Li-Ion |
| Battery life: | Stand by time- Up to 120 h (3G)
Talking time- Up to 8 h (3G)
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| Other Celkon A21 |
| SAR: | SAR EU - 0.99 W/kg (head) 1.39 W/kg (body) |
| Release date: | 2014 |
| Sensors: | Accelerometer |
Celkon A21 Overview
The Celkon A21 is an entry-level smartphone that was released in 2014. It runs on the Android 4.2.2 Jelly Bean operating system and is powered by a quad-core 1.3 GHz Cortex-A7 processor, along with a Mediatek MT6582 chipset and Mali-400MP2 GPU. The device comes with 512 MB of internal memory and 256 MB of RAM, which may be limiting for heavy multitasking or gaming. However, it does support external memory expansion via a microSD card slot, allowing users to store more photos, videos, and apps.
The Celkon A21 features a 4-inch capacitive touchscreen display with a resolution of 320 x 480 pixels and a pixel density of 144 PPI. It has a screen-to-body ratio of 57.8% and a display area of 47.6 cm2, making it suitable for basic tasks like web browsing, social media, and watching videos. The phone supports 2G GSM networks and has Wi-Fi 802.11 b/g/n connectivity for internet access.
In terms of camera capabilities, the Celkon A21 sports a 3.15 MP main camera and a 1.3 MP selfie camera. The device also includes features like FM radio, Bluetooth 4.0, and a 3.5 mm headphone jack. It has a dual SIM card slot for added convenience and a 1500 mAh Li-Ion battery that provides up to 120 hours of standby time and 8 hours of talk time on 3G networks.
Overall, the Celkon A21 offers basic smartphone functionality at an affordable price point. However, its limited internal memory and RAM may hinder performance for users who require more storage and multitasking capabilities. Additionally, the lack of GPS support and lower resolution display may be drawbacks for some users.
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