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Push-to-talk has become the must-have technology for cell phones; new Motorola equipment offers support over GPRS, 1xRTT, and WLAN: PTT provides an intercom-like service immediately, without dialing, for members of a group. Nextel owned the market until recently. Motorola's technology is in testing, and they expect to offer support over a large variety of other cell data standards, too, such as EDGE.