If you are using an iPad or tablet, then a Bluetooth enabled keyboard for here. Logitech recently have launched Bluetooth keyboards for the iPad and Android 3.0+ tablets.
3-year limited hardware warranty for tablet.
Merits: 1. Easy to carry while travelling anywhere.
2. Easy to replace batteries
Demerit: If you use it regularly then you have to pick up rechargeable very often.
Rs. 4595(for iPad-2)
Rs. 3595(for Android 3.0+ tablet)