Updated: Feb 05, 2015, 3:02 AM

Celkon A21 Specs

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OS

Android 4.2.2

Display

4.0-inch
480 x 320 px

Camera

3.2 MP Main
1.3 MP Selfie

Battery

1500 mAh

Storage

0.512GB

Hardware

0.25GB RAM

Description

The Celkon A21 is low-end Android 4.2.2-flaunting phone. Specs-wise it is a bit modest - it offers a 4" 320 x 480 px display, 1.2 GHz dual core processor, coupled with 256 MB RAM, 512 MB native storage and a microSD card slot for added capacity. The camera on the back is a 3.2 MP one, and on the front the Celkon A21 is equipped with a 1.3 MP selfie shooter.

Cons

Thick body (0.43 inches)

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Specs Compare

Display
Size:	4.0-inch
Resolution:	480 x 320 px, 144 PPI
Screen-to-body:	57.85 %
Features:	Ambient light sensor, Proximity sensor

Hardware
Processor:	Dual-core, 1200 MHz
GPU:	Yes
RAM:	0.25GB
Internal storage:	0.512GB
Storage expansion:	microSDHC up to 32 GB
OS:	Android (4.2.2)
Device type:	Smartphone

Battery
Capacity:	1500 mAh
Type:	Li - Ion, User replaceable

Camera
Rear:	Single camera
Main camera:	3.2 MP
Video recording:	Yes
Features:	Video calling
Front:	1.3 MP

Design Size comparison
Dimensions:	4.91 x 2.60 x 0.43 inches (124.8 x 66.1 x 10.8 mm)
Weight:	4.07 oz (115.3 g)
Keys:	Left: Volume control; Right: Lock/Unlock key
Colors:	Black, Blue, Red

Cellular
3G:	Bands 1(2100)
Dual SIM:	Yes

Multimedia
Headphones:	3.5mm jack
Speakers:	Earpiece, Loudspeaker
Features:	Album art cover, Background playback
Radio:	FM

Connectivity & Features
Bluetooth:	4.0
Wi-Fi:	Yes
USB:	microUSB, USB 2.0
Features:	Mass storage device, Charging
Location:	GPS, A-GPS
Sensors:	Accelerometer, Compass
Other:	Tethering, Computer sync, OTA sync

Phone features
Notifications:	Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Other features:	Voice dialing, Voice commands, Voice recording

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