Celkon · phone · 2014
Celkon A21
4"
320 x 480 pixelsMediatek MT6582 (28 nm)
Android 4.2.2 (Jelly Bean)3.1 MP
Selfie 1.3 MP1500 mAh
Li-ion- Announced
- 2014-01-01
- Released
- 2014-01-01
- Status
- Discontinued
- Body
- 115.3 g, 10.8 mm thickness
- OS
- Android 4.2.2 (Jelly Bean)
- Colors
- Red, Black, Blue
Network
2- 2G bands
- T-GSM-900
- R-GSM-900
- P-GSM-900
- E-GSM-900
- SIM
- Dual SIM (Mini-SIM)
Body
8- Height
- 124.8 mm
- Width
- 66.1 mm
- Thickness
- 10.8 mm
- Weight
- 115.3 g
- Colors
- Red
- Black
- Blue
- Back material
- Plastic
- Frame material
- Glass
- QWERTY keyboard
- ✕ No
Platform
2- OS
- Android 4.2.2 (Jelly Bean)
- Chipset
- Mediatek MT6582 (28 nm)
Memory
2- Card slot
- microSDHC
- Dedicated card slot
- ✕ No
Display
8- Size
- 4"
- Resolution width
- 320 px
- Resolution height
- 480 px
- Pixel density
- 144 ppi
- High refresh rate
- ✕ No
- Display area
- 47.6 cm²
- Screen-to-body ratio
- 57.8%
- Technology
- TFT
Main camera
4- Cameras
- 3.15MP, No
- Video
- Yes
- HDR
- ✕ No
- Panorama
- ✕ No
Selfie camera
3- Cameras
- 1.3MP, standard
- HDR
- ✕ No
- Pop-up camera
- ✕ No
Sound
3- 3.5mm jack
- ✓ Yes
- Stereo speakers
- ✕ No
- Loudspeaker
- ✓ Yes
Sensors
6- Gyroscope
- ✕ No
- Compass
- ✕ No
- Barometer
- ✕ No
- Heart rate
- ✕ No
- Accelerometer
- ✓ Yes
- Proximity
- ✕ No
Connectivity
7- Wi-Fi
- 802.11b (1–11 Mbit/s)
- 802.11g (6–54 Mbit/s)
- Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
- Bluetooth
- Bluetooth 4.0
- USB
- USB microUSB
- GPS
- ✕ No
- NFC
- ✕ No
- Infrared port
- ✕ No
- FM radio
- ✓ Yes
Battery
4- Capacity
- 1500 mAh
- Type
- Li-ion
- Removable
- ✓ Yes
- Wireless charging
- ✕ No
