Celkon A21

General Information

• Colors:
• Black, Blue, Red

• SAR EU:
• 0.99 W/kg (head)     1.39 W/kg (body)    

• Price:
• About 60 EUR

Network/Bearer

• Technology:
• GSM / HSPA

• 2G bands:
• GSM 900 / 1800 - SIM 1 & SIM 2

• 3G bands:
• HSDPA 2100

• Speed:
• HSPA

Launch

• Announced:
• 2014

• Status:
• Available. Released 2014

Physical Specifications

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

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

Platform

• OS:
• Android 4.2.2 (Jelly Bean)

• Chipset:
• Mediatek MT6582 (28 nm)

• CPU:
• Quad-core 1.3 GHz Cortex-A7

• GPU:
• Mali-400MP2

Memory

• Card slot:
• microSD, up to 32 GB

• Internal:
• 512MB 256MB RAM

Main Camera

• Single:
• 3.15 MP

• Video:
• Yes

Selfie Camera

• Single:
• 1.3 MP

Sound

• Loudspeaker:
• Yes

• 3.5mm jack:
• Yes

Connectivity

• WLAN:
• Wi-Fi 802.11 b/g/n

• Bluetooth:
• 4.0, A2DP

• GPS:
• No

• Radio:
• FM radio

• USB:
• microUSB

Features

• Sensors:
• Accelerometer

• Messaging:
• SMS(threaded view), MMS, Email

• Browser:
• HTML

Battery

• Browser:
• HTML, Li-Ion 1500 mAh battery

• Stand-by:
• Up to 120 h (3G)

• Talk time:
• Up to 8 h (3G)