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Celkon A21
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Launch
Announced
2014
Status
Available. Released 2014
Network
Technology
GSM / HSPA
2G
GSM 900 / 1800 - SIM 1 & SIM 2
3G
HSDPA 2100
Speed
HSPA
GPRS
Yes
Edge
Yes
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
Capacitive touchscreen
Size
4.0 inches (~57.8% screen-to-body ratio)
Resolution
320 x 480 pixels (~144 ppi pixel density)
Platform
OS
Android OS, v4.2.2 (Jelly Bean)
Chipset
Mediatek MT6582
CPU
Quad-core 1.3 GHz Cortex-A7
GPU
Mali-400MP2
Memory
Card Slot
microSD, up to 32 GB
Internal
512 MB, 256 MB RAM
Camera
Primary
3.15 MP
Video
Yes
Secondary
1.3 MP
Sound
Alert types
Vibration; MP3, WAV ringtones
Loudspeaker
Yes
3.5mm Jack
Yes
Comms
WLAN
Yes
Bluetooth
v4.0
GPS
No
Radio
FM radio
USB
Yes
Features
Sensors
Accelerometer
Messaging
SMS (threaded view), MMS, Email
Browser
HTML
Java
No
Battery
Battery
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 group
2/10 (About 60 EUR)