Celkon A21 Jelly Bean Dual Core Review – Specs

Celkon A21 Jelly Bean Dual Core Review – Specs

Latest smart phone from Celkon is here. It is Celkon A21 with so many features inside it. Latest version of Android operating system is given to support all the latest apps and games inside this smart phone. There is a faster dual core processor which provides faster access to all the processes running inside it. Dual cameras are present with lots of cameras features. To store more data, there is storage expansion capacity present. A powerful battery is given for long lasting battery life. So many connectivity features are also present for faster and better connectivity.

Celkon A21

Celkon A21

Celkon A21 Detailed Specifications:

There is a 4 inch sized display which delivers 320 x 480 Pixels resolution. The display type is TFT and the recognized touch is capacitive touch. The display size is quite medium and most prefer such sized display.

Celkon A21 Latest Price Reviews Specs
Brand Celkon
Model ID A21
Handset Color #N/A
Memory: 256 MB
SIM Type Dual SIM (GSM + WCDMA), Dual Standby
Touchscreen: TFT capacitive touch screen
Operating system Android v4.2.2 (Jelly Bean) OS
Processor: 1.2GHz Dual core
Graphics Available
Display Type TFT capacitive touch screen
Size: 4 Inches, 320×480 Pixels resolutions
Resolution: #N/A
Color Yes
Primary Camera 3.2 MP
Secondary Camera 1.3 MP
Flash: #N/A
Video recording : #N/A
Auto-focus: #N/A
Other Camera Features Digital zoom, geo-tagging, touch focus, video calling
HD Recording #N/A
Dimensions Size (mm) 124.8X66.1X10.8 mm
Weight 115.3 grams
Battery Type 1500mAh Li-Ion battery
Internal 1GB (Actual storage capacity will be less)
Expandable Memory Expandable up to 32GB via microSD card
RAM 256 MB
Email Support Available: Yes
3G Speed: #N/A
2G Network 2G: GSM 900/1800 MHz
Wireless LAN: Wi-Fi 802.11 b/g/n
Inbuilt Messenger: Yes
USB Connectivity microUSB v2.0
Tethering: Yes
Navigation Technology (GPS) No
Bluetooth : Bluetooth v3.0
Audio Jack Yes
Music Player Supported audio file formats: MP3, AAC, AMR, WMA
Video Player: Supported video file formats: 3GP, MP4
FM Yes
Ringtone Yes
Keys which in phone: #N/A
SMS Memory Yes
Phone Book Memory Yes
Sensors: Accelerometer, proximity
Important Apps which included App Store, Calculator, Alarm clock, Facebook, Twitter, Clock, Browser


The Celkonn A21 supports Dual SIM functionality. Through it we can access various networks including 2G as well as 3G network and can enjoy all the features.

Operating System
Latest version of Android operating system is present in Celkon A21. It is Android version 4.2.2 which supports all the latest apps and games inside the smart phone.

The Celkon A21 is powered by a 1.2 GHz Dual Core processor. Such dual core processor provides better and faster performance for the device. There is 256 MB of RAM inside the Celkon A21.

The internal storage is of 1 GB although it is not for user storage. To store user data, we can use external Micro SD Card with capacity up to 32 GB.

There are dual cameras available inside Celkon A21. The main camera is of 3.2 MP and the secondary camera is of 1.3 MP. Some camera features such as Geo Tagging, Video Calling, Digital Zoom, Touch Focus etc. are present inside it.

There are so many connectivity features present inside the smart phone. Wi-Fi 802.11 b /g/n along with Bluetooth version 3.0 is present for wireless data transfer.

Other Features
There are some sensors like Accelerometer and Proximity Sensor. Ports include 3.5 mm Audio Jack and Micro USB 2.0 ports. There is FM Radio inside the Celkon A21.

The dimensions of Celkon A21 are 124.8 x 66.1 x 10.8 mm while the weight is of 115.3 GMs.

There is a 1500 mAh lithium-ion battery which provides long lasting battery life.

Price for Celkon A21:

The Celkon A21’s approximate price is about 3,999/- rupees.

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