Sanyo PRO-200, PRO-700 from Sprint offers Push-to-talk technology

Built to take advantage of Sprint’s Push-to-talk over cellular technology or PTT, here comes a duo of new phones, the Sanyo Pro-200 and Sanyo Pro-700. Both are going to have a clamshell form factor, and offer standard cellphone features such as text messaging, mobile email and Bluetooth connectivity. And while both phones support Qualcomm’s QChat more »