2- Internet

it's preferred to have an USB Modem from any internet service provider with a high surfing speed and don't forget that we are preparing our selves to work professionally so don't use a low price internet speed and the pros of the USB Modem is it doesn't need an electric power source you just connect it to your laptop and then you are connected...

1- A desktop Computer or a Laptop

1- His Personal Computer

And it's the basic translation tool and it's recommended to be a laptop not a desktop PC to have a non-stop working on your computer during Power Outages and also to have your work saved in translation programs before your computer run out of power. Or you can have a desktop PC but you must buy then an UPS unit to have power during Power Outages which gives you from 15 - 30 minutes until it run out of power.