Karbonn A4

Class	Smartphone
Status	Discontinued
SIM Type	Dual-SIM, Dual GSM standby
Colors Available	White, Black
Network	2G Network: GSM 850 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2 3G Network: HSDPA 900 / 2100 HSDPA 850 / 1900
Browser	HTML
Form Factor	Candy Bar

Operating System	Android OS, v2.3.6 (Gingerbread)
Processor	1 GHz Processor

Dimension (HxWxD)	124.8 x 66 x 9.5 mm
Weight	75 g

Size	4.0 inches (144 ppi)
Technology	TFT capacitive touchscreen
Resolution	320 x 480 pixels
Colors	256K

Internal Memory	256 MB
External Memory	Up to 32 GB
RAM	512 MB

Type	Li-Ion 1400 mAh battery
Talk Time	Up to 4 h 20 min
Stand-by Time	Up to 250 h

Primary Camera(Rear)	3.15 MP
Secondary Camera(Front)	Yes
Resolution	2048x1536 pixels
Video	Yes

GPRS	Yes
EDGE	Yes
3G	Yes
4G	No
Bluetooth	Yes
USB	Yes
Wi-Fi	Yes, Wi-Fi hotspot
GPS	No

Music Player	MP3/AAC/WMA/WAV player
MP3 Ringtone	Yes
LoudSpeaker	Yes
Video Player	MP4/WMV/H.264/H.263 player
Video recording	Yes

SMS	Yes
MMS	Yes
Email	Yes
Instant Messaging	Yes

Java	Yes, via Java MIDP emulator
Sensors	Accelerometer
FM Radio	FM radio
Additional Features	SNS integration Organizer Document viewer Voice memo/dial Predictive text input