The DuraMax uses a new system to deliver push-to-talk, walkie-talkie style conversations. Whereas Sprint Nextel's legacy PTT system uses iDEN, the new one uses Sprint's existing CDMA network. This is ...

Call us what you will, but we couldn't resist taking a quick look at the Kyocera DuraMax, which (along with the DuraCore) represents the first of Sprint's handsets to support Direct Connect for CDMA.

Kyocera Communications, Inc. a provider of Kyocera- and Sanyo-branded wireless phones in the Americas. Kyocera is providing demos of two new entry-level handsets for Sprint, just announced last week: ...

Kyocera fields one of the first devices using Sprint's new CDMA-based push-to-talk service. Can this new system — and the DuraMax — live up to the solid PTT performance of Sprint's aging iDEN network?