Thanks to her two-way radio, Lara hears from her friends and seeks them out.
It will soon introduce a watch with a heart-rate monitor, a compass and a two-way radio.
Digital radio, because of error correction requirements inherent in two-way radio communication, is substantially more fragile than the older analog radio systems.
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Sprint customers could have handsets with two-way radio service and Nextel users would gain the benefits of Sprint data and voice telephone service.
There is a reason that you will find external antennas mounted on police, Fire, and other vehicles that make use of two-way radio.
But that two-way radio has enough benefits that Nextel (nasdaq: NXTL - news - people ) is imitating it with two newly released cellular phones.
It also sells the Rino, which houses two-way radio capabilities.
"We call it a Dick Tracy watch, " said Carl Taussig, director of information surfaces at HP Labs in Palo Alto, California, in a reference to the comic-strip detective whose high-tech wristwatch doubled as a two-way radio.
And, yes, assuming it includes chat-feature Facetime, Dick Tracy fans could actually live out those decades-old dreams of having a video-enabled Two-Way Wrist Radio.
"Impossible Broadcasting" is Trans-Global's version of a two-way transistor radio tuned into the human experience and transmitting a sometimes unexpected soundscape to and from a brave new world.
As Dash Navigation has shown us, GPS units become better and far more useful resources when they can tap into a live, two-way connection, and WiMAX would be well-suited to delivering an Internet radio or even video service to the vehicle.
You will also find there are external antennas on family radio walkie-talkies and hand-held two way radios used by first responders and others.
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