Karbonn A21

Network

• Technology: GSM / HSPA
• 2G bands: GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
• 3G bands: HSDPA 2100
• Speed: HSPA 7.2/0.384 Mbps

Launch

• Announced: 2012
• Status: Discontinued

Body

• Dimensions: -
• Weight: -
• SIM: Dual SIM (Mini-SIM)

Display

• Type: TFT, 256K colors
• Size: 4.5 inches, 57.6 cm2
• Resolution: 480 x 800 pixels, 5:3 ratio (~207 ppi density)

Platform

• OS: Android 4.0 (Ice Cream Sandwich)
• CPU: Dual-core 1.2 GHz

Memory

• Card slot: microSDHC (dedicated slot)
• Internal: 4GB 512MB RAM

Main Camera

• Single: 5 MP, AF
• Features: LED flash
• Video: Yes

Selfie camera

• Single: 1.3 MP
• Video:

Sound

• Loudspeaker: Yes
• 3.5mm jack: Yes

Comms

• WLAN: Wi-Fi 802.11 b/g/n
• Bluetooth: 2.1, A2DP
• GPS: Yes, with A-GPS
• NFC: No
• Radio: No
• USB: microUSB 2.0

Features

• Sensors: Accelerometer, proximity

Battery

• Type: Li-Ion 1800 mAh, removable
• Stand-by: Up to 200 h
• Talk time: Up to 5 h

Misc

• Colors: Pearl White
• SAR EU: 0.44 W/kg (head)    
• Price: About 130 EUR