General
Has Dual Sim	Use multiple sims at the same time. It allows you to use two services without the need to carry two mobile phones at the same time.
Technical
Supports Memory Card upto 16 GB	Memory cards give your device more storage capacity. So you can store more songs, photos and videos.
Connectivity
Supports Bluetooth	Bluetooth enables you to wirelessly listen to music and calls using bluetooth headsets.
Extra
Supports FM Radio	Listen to your favourite radio stations on your mobile phone. Enjoy music on the go with FM Radio.
Battery
Removable Battery	Switch off mobile phone by removing battery when your mobile phone freezes. Replace the battery or use spare battery when battery performance is degraded.
Long Battery Standby Time 45 days	With long battery standby time, mobile phone battery can last more days without charging in idle condition.
Long Battery Talk Time 18 hours	With long battery talk time, you can talk on the mobile phone continuously without charging.

Display
Low Resolution Screen 240 x 320 pixels	Images, videos and text will not look very sharp.
Not Very Sharp Screen ~~167 PPI	Images, videos and text will not look very sharp. Text will be harder to read.
Camera
Low Resolution Camera 1.3 MP	Considering this device's price, it should have come with a higher resolution camera.

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Karbonn K40

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