If not, does anyone know if they are convertible by manufacturer or GTC? I am just thinking, if we have free simplex data worldwide, profit margin could increase greatly if we had such a device linking through the Globalstar constellation. GLTA, Indy. http://investorshub.advfn.com/boards/read_msg.aspx?message_id=79240173
"Wish they had a built-in keyboard--looks like you need to use your Smartphone for texting up to 41 characters. Thanks, WW. One for the development opportunities list, I think. Regards, Indy." http://investorshub.advfn.com/boards/replies.aspx?msg=79243028