Device Index push-to-talk

Sprint Phasing Out Nextel iDEN Network

Brighthand: Sprint expanding push-to-talk capabilities with Sprint Direct Connect technology.

New Push-to-Talk Solution Uses VoIP, 3G, 4G

Move over Nextel, there's a new push-to-talk solution, BeOn, from Harris Corporation that runs on 3G and 4G networks.

Moto, Sprint to Offer Push-To-Talk Android i1

The nation's No. 3 carrier and Motorola team up to release a ruggedized iDen mobile device-smartphone hybrid with slick features such as a touchscreen, Wi-Fi and mobile app download capability.