Phone Specifications

Celkon A21 specification and features

Network
TechnologyGSM / HSPA
2G bandsGSM 900 / 1800 – SIM 1 & SIM 2
3G bandsHSDPA 2100
SpeedHSPA
Launch
Announced2014. Released 2014
StatusDiscontinued
Body
Dimensions124.8 x 66.1 x 10.8 mm (4.91 x 2.60 x 0.43 in)
Weight115.3 g (4.06 oz)
SIMDual SIM (Dual stand-by)
Display
TypeCapacitive touchscreen
Size4.0 inches, 47.6 cm2 (~57.8% screen-to-body ratio)
Resolution320 x 480 pixels, 3:2 ratio (~144 ppi density)
Platform
OSAndroid 4.2.2 (Jelly Bean)
ChipsetMediatek MT6582 (28 nm)
CPUQuad-core 1.3 GHz Cortex-A7
GPUMali-400MP2
Memory
Card slotmicroSDHC
Internal512MB 256MB RAM
Main Camera
Single3.15 MP
VideoYes
Selfie camera
Single1.3 MP
Video
Sound
LoudspeakerYes
3.5mm jackYes
Comms
WLANWi-Fi 802.11 b/g/n
Bluetooth4.0, A2DP
GPSNo
RadioFM radio
USBmicroUSB
Features
SensorsAccelerometer
Battery
 Li-Ion 1500 mAh battery
Stand-byUp to 120 h (3G)
Talk timeUp to 8 h (3G)
Misc
ColorsBlack, Blue, Red
SAR EU0.99 W/kg (head)     1.39 W/kg (body)