I just got the Cobra PhoneLynx, Cell Phone to Home Adapter with Bluetooth Wireless Technology that allows you to use standard land line telephones with your cellular service plan.
Cobra PhoneLynx pairs your cell phone to your home phone so that when your cell phone rings, all the home phones ring, and you can choose whether to answer with one of the home handsets or with the cell phone itself. When you make an outgoing call on your home phone, the call goes through using your cellular service (and minutes if applicable). In short, you can make and answer calls on a normal home phone, even wireless handset leveraging the cell minutes you are already paying for as well as the free nights and weekends.
My friends came over my apartment last week and saw this VTech unit sitting in its base on a counter. They recoiled, then said to me in surprise, “You have a landline?” Friends, I do not. I don’t actually know many folks my age who still do because, really, what’s the point? (Other than in the case of an emergency in a power outage, but hopefully the remaining battery in my cell phone and laptop will enable me to use the internet to send a call someone’s way.) The one funny quirk of only having a cell phone, however, is needing to carry it around with you in the house wherever you go, because if you get a call in one room while sitting in another, you can expect 42 worries voicemails from your mom when she can’t reach you and doesn’t know where you are. 
I Received the Parrot mini-kit slim bluetooth visor speaker phone a while ago but hadn’t been able to test it out since i didn’t have a car, (it was at the mechanics) but as soon as i got my wheels back the first thing I did was try it out.
Motorola recently sent me a sample of the 
