When it comes to specifications, the Karbonn S15 is given a 4.0 inch display with a WVGA resolution of 480×800 pixels that is pretty standard for a device in this price bracket. The handset is equipped with a 1.2 GHz quad core processor of unspecified chipset backed by 512 MB of RAM.
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Fueled by Android 4.4 KitKat operating system, the Karbonn S15 features a 3.2 MP main camera with LED flash to enhance the low light performance. Up front, there is a VGA selfie snapper onboard the Karbonn smartphone. There is 4 GB of native storage capacity in the smartphone that can be expanded further by another 32 GB using a micro SD card. Other goodies of the Karbonn S15 include 3G, Wi-Fi, Bluetooth, micro USB and dual SIM functionality for connectivity and a 1.500 mAh battery. As of now, Karbonn has not specified the exact backup that the smartphone can render. It is also claimed that the device supports DTS surround sound audio technology.