You can still dial up (with T-mobile at least) but the call will be like a normal call and it will be slow (9600kb). I did this for a while before I had a phone with GPRS. There is no need for a data plan and it works fine for email. Murray Kastner wrote: > > Imagine my surprise when I learned that they get yet another fee for > data transmission. Is it the same everywhere? And what happens if I > use the duo to check my email, without subscribing to their service? > After all, this is why I took a cellphone plan with 350 free > minutes... > > TIA