celkon a21

Network 1

Technology

GSM / HSPA

Launch 2

Announced

January 2014

Status

Released January 2014

Body 3

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 3

Type

TFT

Size

4.0 inches, 47.6 cm2 (~57.8% screen-to-body ratio) inches

Resolution

320 x 480 pixels, 3:2 ratio (~144 ppi density)

Platform 4

OS

Android 4.2.2 (Jelly Bean)

Chipset

Mediatek MT6582 (28 nm)

CPU

Quad-core 1.3 GHz Cortex-A7

GPU

Mali-400MP2

Memory 1

Card slot

microSDHC

Main Camera 2

Modules

3.15 MP

Video

Yes

Selfie Camera 1

Modules

1.3 MP

Sound 1

Speaker

Loudspeaker: Yes
3.5mm jack: Yes

Comms 6

WLAN

Wi-Fi 802.11 b/g/n

Bluetooth

4.0, A2DP

GPS

No

NFC

No

Radio

FM radio

USB

microUSB

Features 1

Sensors

Accelerometer

Battery 1

Type

Li-Ion 1500 mAh battery

Misc 1

Colors

Black, Blue, Red