The cost of having an extra phone line can add up to over $300 per year! However, Magic Jack will change all that. This little device plugs right into your computer and gives you an extra phone line with all the bells and whistles. It takes just 10 minutes to set up costs only $40 which includes your first year of service – and it’s just $20 per year after that! So you can easily save yourself more than $250 a year just like, well, magic!