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Karbonn A4
network
- Technology GSM / HSPA
- 2G bands GSM 850 / 1900 - SIM 1 & SIM 2
- 3G bands HSDPA 900 / 2100
- Speed HSPA
launch
- Announced 2013, March. Released 2013, March
- Status Discontinued
body
- Dimensions 124.8 x 66 x 9.5 mm (4.91 x 2.60 x 0.37 in)
- Weight 75 g (2.65 oz)
- SIM Dual SIM (Mini-SIM)
display
- Type TFT capacitive touchscreen, 256K colors
- 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 2.3.6 (Gingerbread)
memory
- Card slot microSDHC (dedicated slot)
- Internal 256MB 512MB
main camera
- Modules 3.15 MP
- Video Yes
selfie camera
- Modules Yes
- Video
sound
- Loudspeaker Yes
- 3.5mm jack Yes
comms
- WLAN Wi-Fi 802.11 b/g/n, hotspot
- Bluetooth Yes
- GPS No
- USB Proprietary
features
- Sensors Accelerometer
battery
- Li-Ion 1400 mAh battery
misc
- Colors White/Black