Celkon A21

Display4.0" 320 x 480 pixels
ChipsetMediatek MT6582 (28 nm)
Main camera3.15MP
Battery1500 mAh
A21 product photo
5.0GoSolo score
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Network

Technology
GSM / HSPA
2G bands
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
HSDPA 2100
Speed
HSPA

Launch

Announced
2014. Released 2014
Status
Discontinued

Body

Dimensions
124.8 x 66.1 x 10.8 mm (4.91 x 2.60 x 0.43 in)
Weight
115.3 g (4.06 oz)
SIM
Dual SIM (Dual stand-by)

Display

Type
TFT
Size
4.0 inches, 47.6 cm2 (~57.8% screen-to-body ratio)
Resolution
320 x 480 pixels, 3:2 ratio (~144 ppi density)

Platform

OS
Android 4.2.2 (Jelly Bean)
Chipset
Mediatek MT6582 (28 nm)
CPU
Quad-core 1.3 GHz Cortex-A7
GPU
Mali-400MP2

Memory

Card slot
microSDHC
Internal
512MB 256MB RAM

Main Camera

Modules
3.15 MP
Video
Yes

Selfie Camera

Module
1.3 MP

Sound

Loudspeaker
Yes
3.5mm jack
Yes

Comms

WLAN
Wi-Fi 802.11 b/g/n
Bluetooth
4.0, A2DP
Positioning
No
NFC
No
Radio
FM radio
USB
microUSB

Features

Sensors
Accelerometer

Battery

Type
Li-Ion 1500 mAh battery

Misc

Colors
Black, Blue, Red
SAR
0.99 W/kg (head) 1.39 W/kg (body)

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