The Motorola DynaTAC was available in 84'. They had car models before that, so maybe Motorola? I had a boss who used to sell them and told me just to lease the

The Motorola DynaTAC was available in 84'. They had car models before that, so maybe Motorola? I had a boss who used to sell them and told me just to lease them it was around $2K up front with like $99/month for something like 50 minutes a month with $.99 for each minute of overage. But at the time the market was so small and only one or two companies selling service.