Celkon A21

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
Single
3.15 MP

Video
Yes

Selfie camera
Single
1.3 MP

Video

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

Stand-by
Up to 120 h (3G)

Talk time
Up to 8 h (3G)

Misc
Colors
Black, Blue, Red

SAR EU
0.99 W/kg (head) 1.39 W/kg (body)

Price
About 60 EUR

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