The following is a release from TAR Ideal Concepts:
Recently, TAR Ideal Concepts Ltd. has signed a partnership with one of the certified Iridium Push-To-Talk (PTT) partners.
Designed for use anywhere around the world even where access to fixed or mobile telecoms infrastructure is limited or non-existent, Iridium Push-To-Talk uses the Iridium satellite network for worldwide connectivity and provides secure, one-to-many voice and data connectivity.
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The Push-To-Talk walkie-talkies are out of the box ready to use and extremely simple to operate. One handset at a time can talk while others listen on a single, secure downlink broadcast channel. When one person stops talking, another can broadcast using the same shared channel. The units cannot be detected when they are in receive mode.
Among the many features available on the PTT, the most impressive is the Talk Group feature. A PTT device can have more than ten Talk Groups which can vary in size with a maximum of 15 devices and may be defined by square mile or kilometer.
Furthermore, each Talk Group may consist of up to 10 regions on earth. The user can name Talk Groups according to …read more
Source:: Tactical Life