• Wednesday, April 29, 2026
MICROMAX BOLT A28 specs
3.5"
HVGA, 480 x 320 pixels
0.3 MP
640 x 480 pixels
256 MB RAM
Android
2.3 Gingerbread
1500 mAh
Li-Ion
116.9 x 62.5 x 12.5 mm
89 g
SpreadTrum
SC6820
2014
2014

MICROMAX BOLT A28 Phone

GSM 900, 1800
GPRS
EDGE
EV-DO
DisplayPrimaryTFT 3.5" 480 x 320 pixels 65K colors
HVGA, 165 ppi
Secondary
CameraPrimary0.3 MP 640 x 480 pixels LED flash
VGA
Video480 x 320 pixels
320p@30fps
Secondary0.3 MP 640 x 480 pixels
CPUChipsetSpreadTrum SC6820
CPU Speed1 GHz
MemoryRAM256 MB
Memory CardMicroSD, Up to 16 GB
OSSystemAndroid 2.3 Gingerbread
GeneralSIMMini-SIM, Dual-SIM
Dimension116.9 x 62.5 x 12.5 mm
Weight89 g
Announced2014
Colorsblack
ConnectivityUSB
 Micro-USB 2.0
WI-FI
 802.11 b/g/n 0
Infrared
NFC
Hotknot
HDMI
GPS
Bluetooth
 2.1
A2DP
FeaturesSensorsG sensor
Waterproof
Dustproof
Shock resistant
SoundHeadphone
 3.5mm
BatteryCapacity1500 mAh Li-Ion
Stand byUp to 160 h
Talk timeUp to 4 h