Samsung Galaxy tab is a nice and big device. The device has TFT capacitive touch screen with 16 M colours which brings out nice and superb colours in the images. It has a latest operating system and up gradation to untouched operating system is also available. The device has a quad core processor. Two cameras are part of the device. Primary camera is of 3.15 megapixels whereas the secondary camera is of 1.3 megapixels. Internal memory is of 16 GB with 1.5GB RAM. Space is available for micro SD card. Therefore memory can be expandable up to 64GB.