I always got a busy schedule and most of the time goes in driving through home in Houston to my office that is quite far. Since there are restrictions made by law on using mobile phone during travel, there is an urgent need for a hands free cell phone device which I could use for the purpose. I like to abide by laws so I want to buy the best hands free cellphone device authorized to be used while driving. I am simply looking for some good advice to help me make the perfect choice within my budget of around $80-$120 for my htc trophy.